Laars Heating Systems Parts List
Part Number Description 
10449514 High Tension Lead, JVS 50-125                 
10449515 High Tension Lead, JVS 160                 
10449516 High Tension Lead, JVS 225                
10466701 Non-Combustible Base F/50-75
10466702 Non-Combustible Base F/100-125
10466703 Non-Combustible Base F/160
10466704 Non-Combustible Base F/225
10467101 Base Assembly, 50                      
10467102 Base Assembly, 75                      
10467103 Base Assembly, 100                      
10467104 Base Assembly, 125                       
10467105 Base Assembly, 160                      
10467106 Base Assembly, 225                      
10469501 Tile Cover, JVII 50, All
10469502 Tile Cover, JVII 75, All
10469503 Tile Cover, JVII 100, All                         
10469504 Tile Cover, JVII 125, All                          
10469505 Tile Cover, JVII 160, All                          
10469506 Tile Cover, JVII 225, All                          
10470101 Gap Closure, Left & Right, 50 & 100 Mini-Therm I
10470102 Gap Closure, Left & Right, 75 & 125-225 M-T I           
10470306 Flue Collector Weldment, 225, Mini-Therm I      
10472500 Weld Manifold Support, Right, all JVII
10472600 Weld Manifold Support, Left, all JVII
10484605 Heat Shield Front Panel             
10484606 Heat Shield Front Panel             
10485301 Baffle, 50                              
10485302 Baffle, 75                            
10485303 Baffle, 100                              
10485304 Baffle, 125                              
10485305 Baffle, 160                              
10485306 Baffle, 225                             
10494105 Burner Cover, JVII 160 
10494106 Burner Cover, JVII 225 
10500200 Control Box                         
10500601 Burner Cover, JVII 50 / 75
10500602 Burner Cover, JVII 100 / 125
10535900 Access Panel Heat Exchanger         
10562300 Anti-Rotation Bracket
10582200 Complete Pilot Main Burner Assy, Nat, JVS     
10582201 Complete Pilot Main Burner Assy, LP, JVS
10922801 JV Stand  50-125 (check availability)
10922802 JV Stand 160-225 (check availability)
11019401 Top Panel, JVII 50 
11019402 Top Panel, JVII 75 
11019403 Top Panel, JVII 100 
11019404 Top Panel, JVII 125 
11019405 Top Panel, JVII 160 
11019406 Top Panel, JVII 225 
11020101 Draft Diverter, JVII 50,
11020102 Draft Diverter, JVII 75 
11020103 Draft Diverter, JVII100,
11020104 Draft Diverter, JVII 125,
11020105 Draft Diverter JVII 160,
11020106 Draft Diverter, JVII 225,
11020201 Rear Panel, JVII 50 
11020202 Rear Panel, JVII 75 
11020203 Rear Panel, JVII 100 
11020204 Rear Panel, JVII 125
11020205 Rear Panel, JVII 160 
11020206 Rear Panel, JVII 225
11027901 Jacket, round corner, 50 - 75 (sides and back)
11027903 Jacket, round corner, 100 - 125 (sides and back)
11027905 Jacket, round corner, 160 (sides and back)
11027906 Jacket, round corner, 225 (sides and back)
11028301 Front Panel, round corner, 50-75
11028303 Front Panel, round corner, 100-125
11028305 Front Panel, round corner, 160
11028306 Front Panel, round corner, 225
11028401 Top, Front Section, round corner, 50
11028402 Top, Front Section, round corner, 75
11028403 Top, Front Section, round corner, 100
11028404 Top, Front Section, round corner, 125
11028405 Top, Front Section, round corner, 160
11028406 Top, Front Section, round corner, 225
11028501 Top, Rear Section, round corner, 50-75
11028503 Top, Rear Section, round corner, 100-125
11028505 Top, Rear Section, round corner, 160
11028506 Top, Rear Section, round corner, 225
11045801 Cover, Control Panel, JV 50 - 75
11045802 Cover, Control Panel, JV 100 - 225
11047601 Top, Piping Section, round corner, 50 & 100
11047602 Top, Piping Section, round corner, 75 & 125-225
11047603 Cover, Top, Piping JVII 50 / 100 
11047604 Cover, Top, Piping JVII 75 / 125 / 160 
11047606 Cover, Top, Piping JVII 225 
20034801 Draft Diverter, JV 50 square corner jacket<2004
20034802 Draft Diverter, JV 75 square corner jacket<2004
20034803 Draft Diverter, JV 100 square corner jacket<2004
20034804 Draft Diverter, JV 125 square corner jacket<2004
20034805 Draft Diverter, JV 160 square corner jacket<2004
20034806 Draft Diverter, JV 225 square corner jacket<2004
20052601 Drafthood 50 Mini-Therm 1 (mushroom top)
20052602 Drafthood 75-100 Mini-Therm I
20052603 Drafthood 125-160 Mini-Therm I
20052604 Drafthood 225 Mini-Therm I (mushroom top)
20069101 Burner Cover, 50/175
20069102 Burner Cover, 100/125
20069105 Burner Cover, 160
20069106 Burner Cover, 225
20076601 Gap Closure, 50/100
20076602 Gap Closure, 75/125/160/225
20084000 Mounting Bracket - MCS/MCT
20085400 Tank Support Bracket - MCid/MCH
20085600 Top Panel Assembly
20085700 Base Panel Assembly
20085900 Rear Panel
20086300 Door Panel Assembly
20086400 Right Side Panel
20086500 Access Panel
20086800 Base, Control Box, JVII 50-75
20087100 Control Box Cover, JVII All
20087200 Control Box Weldment
20087300 Door Latch Assembly
20099801 Rear Panel, JVII 50 square corner jacket <2004
20099802 Rear Panel, JVII 75 square corner jacket <2004
20099803 Rear Panel, JVII 100 square corner jacket <2004
20099804 Rear Panel, JVII 125 square corner jacket <2004
20099805 Rear Panel, JVII 160 square corner jacket <2004
20099806 Rear Panel, JVII 225 square corner jacket <2004
20127900 Left Side Panel
20129300 Power venter Jumper
20400400 Flue Outlet with Weldment, 0-5000 ft
20400701 Base Weldment, 50
20400702 Base Weldment, 75
20400703 Base Weldment, 100
20400704 Base Weldment, 125
20400705 Base Weldment, 160
20400706 Base Weldment, 225
20401601 Burner Tray Assy, 50 Nat
20401602 Burner Tray Assy, 75 Nat
20401603 Burner Tray Assy, 100 Nat
20401604 Burner Tray Assy, 125 Nat
20401605 Burner Tray Assy, 160 Nat
20401606 Burner Tray Assy, 225 Nat
20402401 Burner Tray Assy, 50 Pro
20402402 Burner Tray Assy, 75 Pro
20402403 Burner Tray Assy, 100 Pro
20402404 Burner Tray Assy, 125 Pro
20402405 Burner Tray Assy, 160 Pro
20402406 Burner Tray Assy, 225 Pro
20403001 Burner Tray Weldment, 50
20403002 Burner Tray Weldment, 75
20403003 Burner Tray Weldment, 100
20403004 Burner Tray Weldment, 125
20403005 Burner Tray Weldment, 160
20403006 Burner Tray Weldment, 225
20403301 Burner Cover, 50
20403302 Burner Cover, 75
20403303 Burner Cover, 100
20403304 Burner Cover, 125
20403305 Burner Cover, 160
20403306 Burner Cover, 225
20403401 Heat Shield, Rear Panel, 50-75
20403402 Heat Shield, Rear Panel, 100-125
20403403 Heat Shield, Rear Panel, 160
20403404 Heat Shield, Rear Panel, 225
20403901 Flue Coll. Weldment, 50
20403902 Flue Coll. Weldment, 75
20403903 Flue Coll. Weldment, 100
20403904 Flue Coll. Weldment, 125
20403905 Flue Coll. Weldment, 160
20403906 Flue Coll. Weldment, 225
20404401 Support Rail, Left
20404402 Support Rail, Right
20404601 Orifice Plate, 50 LP for 5001-10,000 ft
20404602 Orifice Plate, 50 Nat, 75 LP, for 5001-10,000 ft 
20404603 Orifice Plate, 75 Nat for 0-10,000 ft
20404604 Orifice Plate, 100 Nat for 0-10,000 ft
20404605 Orifice Plate, 125 Nat for 0-10,000 ft
20404606 Orifice Plate, 125 LP for 0-5000 ft
20404607 Orifice Plate, 160 Nat 0-5000 ft
20404608 Orifice Plate, 160 LP for 0-5000 ft
20404609 Orifice Plate, 225 Nat for 0-5000 ft
20404610 Orifice Plate, 225 LP for 0-5000 ft
20404611 Orifice Plate, 100 LP for 5001-10,000 ft
20404612 Orifice Plate, 225 LP for 5001-10,000 ft
20404613 Orifice Plate, 50 LP for 5001-10,000 ft
20404701 Heat Exchanger, 50
20404702 Heat Exchanger, 75
20404703 Heat Exchanger, 100
20404704 Heat Exchanger, 125
20404705 Heat Exchanger, 160
20404706 Heat Exchanger, 225
20406601 Heat Shield, Front Panel, 125
20406602 Heat Shield, Front Panel, 160
20406603 Heat Shield, Front Panel, 225
10167300 Tile Cover, L eft & Right 
10314901 Tile Cover, Rear & Front
10314902 Tile Cover, Rear & Front
10314903 Tile Cover, Rear & Front
10314904 Tile Cover, Rear & Front
10314905 Tile Cover, Rear & Front
10322600 Barrier, Water
10-332 Gasket Ignitor
10335401 Main Burner w/Bracket, left
10335402 Main Burner w/Bracket, right
10335900 L.W.C.O. Cover
10338300 Water Barrier (inlet)
10338400 Baffle, Diffuser, Pump Inlet
10352300 Burner, Main w/Bracket, left
1-036 Coil Gasket
10364200 Pump Adapter, glass-lined cast iron
10364201 Pump Adapter, bronze
10364300 Return Cover, glass-lined cast iron
10364301 Return Cover, bronze
10364500 Inlet/Outlet Header (S0094300 glassed
10364501 Cover, In/Out, bronze
10364504 Cover, In/Out, glass-lined cast iron
10364505 Inlet/Outlet Header (service bronze)
10377400 Water Barrier w/hole
10391302 Flange, cast iron
10391303 Flange, cast iron
10397600 Barrier, Water
10416100 Return Header (double pass)
10416200 In/Outlet Header (double pass)
10416700 Return Header (single pass)
10417400 Flange, 4" cast iron (2 req)
10418805 Ceramic Insulator Assy
10418806 Ignitor Lead
10418815 Pilot Sensor Lead Assy - Std Pilot, Nat
10418816 Pilot Sensor Lead Assy - Std Pilot, LP,
10418817 Pilot Ignition Lead Assy (23.50")
10418818 Pilot Sensor Lead Assy (24.50")
10440500 Burner, Main w/Bracket, right
10448200 Gap Closure, In/Out
10448300 Gap Closure, Return Side
10448901 Door w/ Latch
10448902 Door w/ Latch
10448903 Door w/ Latch
10448904 Door w/ Latch
10449513 High Tension Lead
10449518 Hi Tension Lead (orange/red wire
10449519 Hi Tension Lead (orange/red wire
10449520 Hi Tension Lead (orange/red wire
10449521 Hi Tension Lead (orange/red wire
10457000 Heat Exchanger Support Clip
10457500 Main Burner w/ Pilot Bracket
10458901 Insulation, Jacket
10458902 Insulation, Jacket
10458903 Insulation, Jacket
10458904 Insulation, Jacket
10458905 Insulation, Jacket
10461100 Pilot Bracket Shield
10469507 Front/Rear Refractory Cover
10480201 Burner Tray, Shelf Only
10480202 Burner Tray, Shelf Only
10480203 Burner Tray, Shelf Only
10480204 Burner Tray, Shelf Only
10480205 Burner Tray, Shelf Only
10483300 Pump Housing, bronze
10483301 Pump Housing (bronze)
10525301 Burner Anti-Rotation Bracket (single pilot) 500
10525302 Burner Anti-Rotation Bracket (single pilot) 600
10525303 Burner Anti-Rotation Bracket (single pilot) 715
10525304 Burner Anti-Rotation Bracket (single pilot) 850
10525305 Burner Anti-Rotation Bracket (single pilot) 1010
10525306 Burner Anti-Rotation Bracket (single pilot) 1200
10525307 Burner Anti-Rotation Bracket (single pilot) 1430
10525308 Burner Anti-Rotation Bracket (single pilot) 1670
10525309 Burner Anti-Rotation Bracket (single pilot) 1825
10525701 Burner Tie Down Bracket, Left (single pilot) 500
10525702 Burner Tie Down Bracket, Left (single pilot) 600
10525703 Burner Tie Down Bracket, Left (single pilot) 715
10525704 Burner Tie Down Bracket, Left (single pilot) 850
10525705 Burner Tie Down Bracket, Left (single pilot) 1010
10525707 Burner Tie Down Bracket, Left (single pilot) 1200
10525708 Burner Tie Down Bracket, Left (single pilot) 1430
10525709 Burner Tie Down Bracket, Left (single pilot) 1670
10525710 Burner Tie Down Bracket, Left (single pilot) 1825
10525901 Gas Manifold Weldment (single inlet)
10525902 Gas Manifold Weldment (single inlet)
10525903 Gas Manifold Weldment (single inlet)
10525904 Gas Manifold Weldment (single inlet)
10525905 Gas Manifold Weldment (single inlet)
10525906 Gas Manifold Weldment (single inlet)
10525907 Gas Manifold Weldment (single inlet)
10525908 Gas Manifold Weldment (single inlet)
10525909 Gas Manifold Weldment (single inlet)
10526201 2 -Stage & On/Off, Nat
10526202 2 -Stage & On/Off, Nat
10526203 2 -Stage & On/Off, Nat
10526204 2 -Stage & On/Off, Nat
10526205 2 -Stage & On/Off, Nat
10526206 2 -Stage & On/Off, Nat
10526207 2 -Stage & On/Off, Nat
10526208 2 -Stage & On/Off, Nat
10526209 2 -Stage & On/Off, Nat
10526400 *Pilot Assy, Complete, Nat
10529501 Pilot Bracket/Burner Weldment (Johnson)
10529502 Pilot Bracket/Burner Weldment (Honeywell)
10530500 Tile Channel, End (qty 2)
10530801 Tile Support Assy, Rear
10530802 Tile Support Assy, Rear
10530803 Tile Support Assy, Rear
10530804 Tile Support Assy, Rear
10530805 Tile Support Assy, Rear
10530806 Tile Support Assy, Rear
10530807 Tile Support Assy, Rear
10530808 Tile Support Assy, Rear
10530809 Tile Support Assy, Rear
10531501 Front Panel, Upper
10531502 Front Panel, Upper
10531503 Front Panel, Upper
10531504 Front Panel, Upper
10531505 Front Panel, Upper
10531506 Front Panel, Upper
10531507 Front Panel, Upper
10531508 Front Panel, Upper
10531509 Front Panel, Upper
10531600 End Panel, Upper Right
10532901 Lower Rear Panel + Baffle Rear Wldmnt
10532902 Lower Rear Panel + Baffle Rear Wldmnt
10532903 Lower Rear Panel + Baffle Rear Wldmnt
10532904 Lower Rear Panel + Baffle Rear Wldmnt
10532905 Lower Rear Panel + Baffle Rear Wldmnt
10532906 Lower Rear Panel + Baffle Rear Wldmnt
10532907 Lower Rear Panel + Baffle Rear Wldmnt
10532908 Lower Rear Panel + Baffle Rear Wldmnt
10532909 Lower Rear Panel + Baffle Rear Wldmnt
10533600 Saddle Assy, End Tile (qty 2)
10533601 Saddle Assy End Tile (qty 2)
10533700 Flue Collector, End Panel, Left
10533800 Flue Collector, End Panel, Right
10533901 Flue Collector, Sweep Sheet (indoor) 
10533902 Flue Collector, Sweep Sheet (indoor) 
10533903 Flue Collector, Sweep Sheet (indoor) 
10533904 Flue Collector, Sweep Sheet (indoor) 
10533905 Flue Collector, Sweep Sheet (indoor) 
10533906 Flue Collector, Sweep Sheet (indoor) 
10533907 Flue Collector, Sweep Sheet (indoor) 
10533908 Flue Collector, Sweep Sheet (indoor) 
10533909 Flue Collector, Sweep Sheet (indoor) 
10534000 End Panel, Upper Left
10534201 Tile Cover, Front/Rear (indoor, qty 2)
10534202 Tile Cover, Front/Rear (indoor, qty 2)
10534203 Tile Cover, Front/Rear (indoor, qty 2)
10534204 Tile Cover, Front/Rear (indoor, qty 4)
10534205 Tile Cover, Front/Rear (indoor, qty 4)
10534206 Tile Cover, Front/Rear (indoor, qty 4)
10534207 Tile Cover, Front/Rear (indoor, qty 4)
10534208 Tile Cover, Front/Rear (indoor, qty 4)
10534209 Tile Cover, Front/Rear (indoor, qty 4)
10534301 Baffle, HX Front/Rear (indoor)
10534302 Baffle, HX Front/Rear (indoor)
10534303 Baffle, Hx Front/Rear (indoor)
10534304 Baffle, HX Front/Rear (indoor)
10534305 Baffle, HX Front/Rear (indoor)
10534306 Baffle, HX Front/Rear (indoor)
10534307 Baffle, HX Front/Rear (indoor)
10534308 Baffle, HX Front/Rear (indoor)
10534309 Baffle, HX Front/Rear (indoor)
10534310 Front & Rear HX Baffle
10534312 Front & Rear HX Baffle (4 req) 
10534313 Front & Rear HX Baffle (4 req) 
10534314 Front & Rear HX Baffle (6 req) 
10534315 Front & Rear HX Baffle (6 req) 
10534401 Flue Collector, Front Support (indoor)
10534402 Flue Collector, Front Support (indoor)
10534403 Flue Collector, Front Support (indoor)
10534404 Flue Collector, Front Support (indoor)
10534405 Flue Collector, Front Support (indoor)
10534406 Flue Collector, Front Support (indoor)
10534407 Flue Collector, Front Support (indoor)
10534408 Flue Collector, Front Support (indoor)
10534409 Flue Collector, Front Support (indoor)
10534601 Baffle, HX (8 tube indoor),
10534602 Baffle, HX (8 tube indoor, 14 req)
10534603 Baffle, HX (8 tube indoor, 14 req)
10534604 Baffle, HX (8 tube indoor, 14 req)
10534605 Baffle, HX (8 tube indoor, 14 req)
10534606 Baffle, HX (8 tube indoor, 28 req)
10534607 Baffle, HX (8 tube indoor, 28 req)
10534608 Baffle, HX (8 tube indoor, 28 req)
10535202 Top Filler Plate
10535203 Top Filler Plate
10535204 Top Filler Plate
10535205 Top Filler Plate
10535301 Draft Hood Vent Cap Adapter Plate
10535302 Draft Hood Vent Cap Adapter Plate
10535303 Draft Hood Vent Cap Adapter Plate
10535304 Draft Hood Vent Cap Adapter Plate
10535305 Draft Hood Vent Cap Adapter Plate
10535501 Flue Collector, Rear Panel (indoor)
10535502 Flue Collector, Rear Panel (indoor)
10535503 Flue Collector, Rear Panel (indoor)
10535504 Flue Collector, Rear Panel (indoor)
10535505 Flue Collector, Rear Panel (indoor)
10535506 Flue Collector, Rear Panel (indoor)
10535507 Flue Collector, Rear Panel (indoor)
10535508 Flue Collector, Rear Panel (indoor)
10535509 Flue Collector, Rear Panel (indoor)
10535701 Top Panel Assy 
10535702 Top Panel Assy 
10535703 Top Panel Assy 
10535704 Top Panel Assy 
10535705 Top Panel Assy 
10535706 Top Panel Assy 
10535707 Top Panel Assy 
10535708 Top Panel Assy 
10535709 Top Panel Assy 
10536501 Tile Support Assy, Front
10536502 Tile Support Assy, Front
10536503 Tile Support Assy, Front
10536504 Tile Support Assy, Front
10536505 Tile Support Assy, Front
10536506 Tile Support Assy, Front
10536507 Tile Support Assy, Front
10536508 Tile Support Assy, Front
10536509 Tile Support Assy, Front
10536801 Gas Manifold Weldment (dual inlet)
10536802 Gas Manifold Weldment (dual inlet)
10536803 Gas Manifold Weldment (dual inlet)
10536804 Gas Manifold Weldment (dual inlet)
10536805 Gas Manifold Weldment (dual inlet)
10536806 Gas Manifold Weldment (dual inlet)
10536807 Gas Manifold Weldment (dual inlet)
10536808 Gas Manifold Weldment (dual inlet)
10536809 Gas Manifold Weldment (dual inlet)
10536901 Base/Tile Support Assy (indoor) 
10536902 Base/Tile Support Assy (indoor) 
10536903 Base/Tile Support Assy (indoor) 
10536904 Base/Tile Support Assy (indoor) 
10536905 Base/Tile Support Assy (indoor) 
10536906 Base/Tile Support Assy (indoor) 
10536907 Base/Tile Support Assy (indoor) 
10536908 Base/Tile Support Assy (indoor) 
10536909 Base/Tile Support Assy (indoor) 
10540401 Middle Rear Panel/Heat Shield Wldmnt
10540402 Middle Rear Panel/Heat Shield Wldmnt
10540403 Middle Rear Panel/Heat Shield Wldmnt
10540404 Middle Rear Panel/Heat Shield Wldmnt
10540405 Middle Rear Panel/Heat Shield Wldmnt
10540406 Middle Rear Panel/Heat Shield Wldmnt
10540407 Middle Rear Panel/Heat Shield Wldmnt
10540408 Middle Rear Panel/Heat Shield Wldmnt
10540409 Middle Rear Panel/Heat Shield Wldmnt
10540501 Upper Rear Panel/Heat Shield Wldmnt 
10540502 Upper Rear Panel/Heat Shield Wldmnt 
10540503 Upper Rear Panel/Heat Shield Wldmnt 
10540504 Upper Rear Panel/Heat Shield Wldmnt 
10540505 Upper Rear Panel/Heat Shield Wldmnt 
10540506 Upper Rear Panel/Heat Shield Wldmnt 
10540507 Upper Rear Panel/Heat Shield Wldmnt 
10540508 Upper Rear Panel/Heat Shield Wldmnt 
10540509 Upper Rear Panel/Heat Shield Wldmnt 
10540701 Lower End Panel/Ht Shield Wldmnt, Rt
10540702 Lower End Panel/Ht Shield Wldmnt, Lt
10540800 Flue Collector, Spacer 
10540901 Drafthood, Relief Baffle, Right
10540902 Drafthood, Relief Baffle, Right
10540903 Drafthood, Relief Baffle, Right
10540904 Drafthood, Relief Baffle, Right
10540905 Drafthood, Relief Baffle, Right
10540906 Drafthood, Relief Baffle, Right
10540907 Drafthood, Relief Baffle, Right
10540908 Drafthood, Relief Baffle, Right
10540909 Drafthood, Relief Baffle, Right
10541001 Drafthood, Relief Baffle, Left
10541002 Drafthood, Relief Baffle, Left
10541003 Drafthood, Relief Baffle, Left
10541004 Drafthood, Relief Baffle, Left
10541005 Drafthood, Relief Baffle, Left
10541006 Drafthood, Relief Baffle, Left
10541007 Drafthood, Relief Baffle, Left
10541008 Drafthood, Relief Baffle, Left
10541009 Drafthood, Relief Baffle, Left
10542001 Burner Tie Down Bracket, Right (single pilot) 500
10542002 Burner Tie Down Bracket, Right (single pilot) 600
10542003 Burner Tie Down Bracket, Right (single pilot) 715
10542004 Burner Tie Down Bracket, Right (single pilot) 850
10542005 Burner Tie Down Bracket, Right (single pilot) 1010
10542007 Burner Tie Down Bracket, Right (single pilot) 1200
10542008 Burner Tie Down Bracket, Right (single pilot) 1430
10542009 Burner Tie Down Bracket, Right (single pilot) 1670
10542010 Burner Tie Down Bracket, Right (single pilot) 1825
10545800 Control Box Weldment
10546900 In/Outlet Header, Bronze, 4-pass (S0081700)
10547001 Complete Pilot Assy, Standing
10547002 Complete Pilot Assy, Standing Pilot, LP
10547200 Control Box Cover (indoor)
10547601 Complete Assy, indoor (w/ headers)
10547602 Complete Assy, indoor (w/ headers)
10547603 Complete Assy, indoor (w/ headers)
10547604 Complete Assy, indoor (w/ headers)
10547605 Complete Assy, indoor (w/ headers)
10547606 Complete Assy, indoor (w/ headers)
10547607 Complete Assy, indoor (w/ headers)
10547608 Complete Assy, indoor (w/ headers)
10547609 Complete Assy, indoor (w/ headers)
10547901 Tile Heat Shield/Spacer, Front (qty 1) 
10547902 Tile Heat Shield/Spacer, Front (qty 1) 
10547903 Tile Heat Shield/Spacer, Front (qty 1) 
10547904 Tile Heat Shield/Spacer, Front (qty 1) 
10548001 Tile Heat Shield/Spacer, Front (qty 1) 
10548002 Tile Heat Shield/Spacer, Front (qty 1) 
10548003 Tile Heat Shield/Spacer, Front (qty 1) 
10548101 Tile Heat Shield/Spacer, Front (qty 1) 
10548102 Tile Heat Shield/Spacer, Front (qty 1) 
10548103 Tile Heat Shield/Spacer, Front (qty 1) 
10548104 Tile Heat Shield/Spacer, Front (qty 1)
10548201 Tile Heat Shield/Spacer, Rear (qty 1) 
10548202 Tile Heat Shield/Spacer, Rear (qty 1) 
10548203 Tile Heat Shield/Spacer, Rear (qty 1) 
10548204 Tile Heat Shield/Spacer, Rear (qty 1) 
10548301 Tile Heat Shield/Spacer, Rear (qty 1) 
10548302 Tile Heat Shield/Spacer, Rear (qty 1) 
10548303 Tile Heat Shield/Spacer, Rear (qty 1) 
10548401 Tile Heat Shield/Spacer, Rear (qty 1) 
10548402 Tile Heat Shield/Spacer, Rear (qty 1) 
10548403 Tile Heat Shield/Spacer, Rear (qty 1) 
10548404 Tile Heat Shield/Spacer, Rear (qty 1) 
10550201 2 -Stage & On/Off, LP
10550202 2 -Stage & On/Off, LP
10550203 2 -Stage & On/Off, LP
10550204 2 -Stage & On/Off, LP
10550205 2 -Stage & On/Off, LP
10550206 2 -Stage & On/Off, LP
10550207 2 -Stage & On/Off, LP
10550208 2 -Stage & On/Off, LP
10550209 2 -Stage & On/Off, LP
10550601 2 -Stage & On/Off, Nat
10550602 2 -Stage & On/Off, Nat
10550603 2 -Stage & On/Off, Nat
10550605 2 -Stage & On/Off, Nat
10550606 2 -Stage & On/Off, Nat
10550607 2 -Stage & On/Off, Nat
10550608 2 -Stage & On/Off, Nat
10550609 2 -Stage & On/Off, Nat
10551000 Tile Support Bracket, End (qty 2)
10552901 Manifold Cover Plate Assy (single pilot)
10552902 Manifold Cover Plate Assy (single pilot)
10552903 Manifold Cover Plate Assy (single pilot)
10552904 Manifold Cover Plate Assy (single pilot)
10552905 Manifold Cover Plate Assy (single pilot)
10552906 Manifold Cover Plate Assy (single pilot)
10552907 Manifold Cover Plate Assy (single pilot)
10552908 Manifold Cover Plate Assy (single pilot)
10552909 Manifold Cover Plate Assy (single pilot)
10554401 Middle Front Panel (indoor)
10554402 Middle Front Panel (indoor)
10554403 Middle Front Panel (indoor)
10554404 Middle Front Panel (indoor)
10554405 Middle Front Panel (indoor)
10554406 Middle Front Panel (indoor)
10554407 Middle Front Panel (indoor)
10554408 Middle Front Panel (indoor)
10554409 Middle Front Panel (indoor)
10554601 Lower Front Panel/Heat Shield Wldmnt
10554602 Lower Front Panel/Heat Shield Wldmnt
10554603 Lower Front Panel/Heat Shield Wldmnt
10554604 Lower Front Panel/Heat Shield Wldmnt
10554605 Lower Front Panel/Heat Shield Wldmnt
10554606 Lower Front Panel/Heat Shield Wldmnt
10554607 Lower Front Panel/Heat Shield Wldmnt
10554608 Lower Front Panel/Heat Shield Wldmnt
10554609 Lower Front Panel/Heat Shield Wldmnt
10554800 EM2 Pump Control
10560100 Tile Heat Shield/Spacer, 
10563601 Lower Deflector
10563602 Lower Deflector
10563603 Lower Deflector
10563604 Lower Deflector
10563605 Lower Deflector
10563701 Rear Deflector
10563702 Rear Deflector
10563703 Rear Deflector
10563704 Rear Deflector
10563705 Rear Deflector
10564000 Anti-Rotation Bracket
10564801 Flue Collector Assy
10564802 Flue Collector Assy
10564803 Flue Collector Assy
10564804 Flue Collector Assy
10564805 Flue Collector Assy
10568007 Top Assy
10568008 Top Assy
10568009 Top Assy
10568010 Top Assy
10568201 Non-Combustible Floor Base
10568202 Non-Combustible Floor Base
10568203 Non-Combustible Floor Base
10568204 Non-Combustible Floor Base
10568205 Non-Combustible Floor Base
10568301 Jacket Assy 
10568302 Jacket Assy 
10568303 Jacket Assy 
10568304 Jacket Assy 
10568305 Jacket Assy 
10570301 Complete Heat Exchanger, 2P
10570302 Complete Heat Exchanger, 2P
10570303 Complete Heat Exchanger, 2P
10570304 Complete Heat Exchanger, 2P
10570305 Complete Heat Exchanger, 2P
10570701 Wire Harness for Hi-Limit, SW 195°F
10570702 Wire Harness for Hi-Limit, SW 235°F
10571601 Burner Tray, On/Off Stnd Pilot, Nat
10571602 Burner Tray, On/Off Stnd Pilot, Nat
10571603 Burner Tray, On/Off Stnd. Pilot, Nat
10571604 Burner Tray, On/Off Stnd Pilot, Nat
10571605 Burner Tray, On/Off Stnd Pilot, Nat
10571701 Burner Tray, On/Off, Stnd Pilot, LP
10571702 Burner Tray, On/Off, Stnd Pilot, LP
10571703 Burner Tray, On/Off, Stnd Pilot, LP
10571704 Burner Tray, On/Off, Stnd Pilot, LP
10571705 Burner Tray, On/Off, Stnd Pilot, LP
10571801 Burner Tray, On/Off, IID, Nat
10571802 Burner Tray, On/Off, IID, Nat
10571803 Burner Tray, On/Off, IID, Nat
10571804 Burner Tray, On/Off, IID, Nat
10571805 Burner Tray, On/Off, IID, Nat
10571904 Burner Tray, Mech Mod, Stnd Pilot, Nat
10571905 Burner Tray, Mech Mod, Stnd Pilot, Nat
10572004 Burner Tray, Mech Mod, Stnd Pilot, LP
10572005 Burner Tray, Mech Mod, Stnd Pilot, LP
10572104 Burner Tray Assy, Sys 12, Nat, Mech Mod
10572105 Burner Tray Assy, Sys 12, Nat, Mech Mod
10573600 Flange 1-1/2", Cast Iron (S0076400)
10576101 Pilot Assy, Stnd Pilot, Nat, w/Burner
10576102 Pilot Assy, Stnd Pilot, LP, w/ Burner
10577200 Anti-Rotation Bracket
10581500 Complete Pilot Burner Assy
10581801 Burner Tray Assy, Sys 12 Nat, 2-Stage
10581802 Burner Tray Assy, Sys 12 Nat, 2-Stage
10581803 Burner Tray Assy, Sys 12 Nat, 2-Stage
10581804 Burner Tray Assy, Sys 12 Nat, 2-Stage
10581805 Burner Tray Assy, Sys 12 Nat, 2-Stage
10593000 Bracket
10593900 Bracket
10602301 Base/Tile Support Assy (outdoor)
10602302 Base/Tile Support Assy (outdoor)
10602303 Base/Tile Support Assy (outdoor)
10602304 Base/Tile Support Assy (outdoor)
10602305 Base/Tile Support Assy (outdoor)
10602306 Base/Tile Support Assy (outdoor)
10602307 Base/Tile Support Assy (outdoor)
10602308 Base/Tile Support Assy (outdoor)
10602309 Base/Tile Support Assy (outdoor)
10630300 Control Box Cover (outdoor)
10657101 Upper Rear Louver Shield
10657102 Upper Rear Louver Shield
10657103 Upper Rear Louver Shield
10657104 Upper Rear Louver Shield
10657105 Upper Rear Louver Shield
10657106 Upper Rear Louver Shield
10657107 Upper Rear Louver Shield
10657108 Upper Rear Louver Shield
10657109 Upper Rear Louver Shield
10657501 Left Front End Panel
10657502 Right Front End Panel
10657700 Rear End Panel Left + Right (qty 2)
10658101 Rear Windshield
10658102 Rear Windshield
10658103 Rear Windshield
10658104 Rear Windshield
10658105 Rear Windshield
10658106 Rear Windshield
10658107 Rear Windshield
10658108 Rear Windshield
10658109 Rear Windshield
10658501 Rear Base Extension
10658502 Rear Base Extension
10658503 Rear Base Extension
10658504 Rear Base Extension
10658505 Rear Base Extension
10658506 Rear Base Extension
10658507 Rear Base Extension
10658508 Rear Base Extension
10658509 Rear Base Extension
10658701 Upper Rear Panel
10658702 Upper Rear Panel
10658703 Upper Rear Panel
10658704 Upper Rear Panel
10658705 Upper Rear Panel
10658706 Upper Rear Panel
10658707 Upper Rear Panel
10658708 Upper Rear Panel
10658709 Upper Rear Panel
10658901 Upper Front Panel
10658902 Upper Front Panel
10658903 Upper Front Panel
10658904 Upper Front Panel
10658905 Upper Front Panel
10658906 Upper Front Panel
10658907 Upper Front Panel
10658908 Upper Front Panel
10658909 Upper Front Panel
10659101 Front Windshield
10659102 Front Windshield
10659103 Front Windshield
10659104 Front Windshield
10659105 Front Windshield
10659106 Front Windshield
10659107 Front Windshield
10659108 Front Windshield
10659109 Front Windshield
10659301 Flue Panel Rear
10659302 Flue Panel Rear
10659303 Flue Panel Rear
10659304 Flue Panel Rear
10659305 Flue Panel Rear
10659306 Flue Panel Rear
10659307 Flue Panel Rear
10659308 Flue Panel Rear
10659309 Flue Panel Rear
10659501 Flue Panel Front
10659502 Flue Panel Front
10659503 Flue Panel Front
10659504 Flue Panel Front
10659505 Flue Panel Front
10659506 Flue Panel Front
10659507 Flue Panel Front
10659508 Flue Panel Front
10659509 Flue Panel Front
10659701 Front Base Extension
10659702 Front Base Extension
10659703 Front Base Extension
10659704 Front Base Extension
10659705 Front Base Extension
10659706 Front Base Extension
10659707 Front Base Extension
10659708 Front Base Extension
10659709 Front Base Extension
10659901 Lower Rear Shield-Inner
10659902 Lower Rear Shield-Inner
10659903 Lower Rear Shield-Inner
10659904 Lower Rear Shield-Inner
10659905 Lower Rear Shield-Inner
10659906 Lower Rear Shield-Inner
10659907 Lower Rear Shield-Inner
10659908 Lower Rear Shield-Inner
10659909 Lower Rear Shield-Inner
10660101 Gap Closure-Middle
10660102 Gap Closure-Middle
10660103 Gap Closure-Middle
10660104 Gap Closure-Middle
10660105 Gap Closure-Middle
10660106 Gap Closure-Middle
10660107 Gap Closure-Middle
10660108 Gap Closure-Middle
10660109 Gap Closure-Middle
10660200 Gap Closure-Side (qty 2)
10660501 Lower Rear Panel Assy
10660502 Lower Rear Panel Assy
10660503 Lower Rear Panel Assy
10660504 Lower Rear Panel Assy
10660505 Lower Rear Panel Assy
10660506 Lower Rear Panel Assy
10660507 Lower Rear Panel Assy
10660508 Lower Rear Panel Assy
10660509 Lower Rear Panel Assy
10660701 Top Panel Assy
10660702 Top Panel Assy
10660703 Top Panel Assy
10660704 Top Panel Assy
10660705 Top Panel Assy
10660706 Top Panel Assy
10660707 Top Panel Assy
10660708 Top Panel Assy
10660709 Top Panel Assy
10661501 Tile Cover, Front/Rear (outdoor, qty 2)
10661502 Tile Cover, Front/Rear (outdoor, qty 2)
10661503 Tile Cover, Front/Rear (outdoor, qty 2)
10661504 Tile Cover, Front/Rear (outdoor, qty 4) 
10661505 Tile Cover, Front/Rear (outdoor, qty 4) 
10661506 Tile Cover, Front/Rear (outdoor, qty 4) 
10661507 Tile Cover, Front/Rear (outdoor, qty 4) 
10661508 Tile Cover, Front/Rear (outdoor, qty 4) 
10661509 Tile Cover, Front/Rear (outdoor, qty 4) 
10661701 Flue Collector, Rear Panel (outdoor)
10661702 Flue Collector, Rear Panel (outdoor)
10661703 Flue Collector, Rear Panel (outdoor)
10661704 Flue Collector, Rear Panel (outdoor)
10661705 Flue Collector, Rear Panel (outdoor)
10661706 Flue Collector, Rear Panel (outdoor)
10661707 Flue Collector, Rear Panel (outdoor)
10661708 Flue Collector, Rear Panel (outdoor)
10661709 Flue Collector, Rear Panel (outdoor)
10662001 Middle Front Panel (outdoor)
10662002 Middle Front Panel (outdoor)
10662003 Middle Front Panel (outdoor)
10662004 Middle Front Panel (outdoor)
10662005 Middle Front Panel (outdoor)
10662006 Middle Front Panel (outdoor)
10662007 Middle Front Panel (outdoor)
10662008 Middle Front Panel (outdoor)
10662009 Middle Front Panel (outdoor)
10662101 Flue Collector, Front Support (outdoor)
10662102 Flue Collector, Front Support (outdoor)
10662103 Flue Collector, Front Support (outdoor)
10662104 Flue Collector, Front Support (outdoor)
10662105 Flue Collector, Front Support (outdoor)
10662106 Flue Collector, Front Support (outdoor)
10662107 Flue Collector, Front Support (outdoor)
10662108 Flue Collector, Front Support (outdoor)
10662109 Flue Collector, Front Support (outdoor)
10662201 Flue Collector, Sweep Sheet (outdoor) 
10662202 Flue Collector, Sweep Sheet (outdoor) 
10662203 Flue Collector, Sweep Sheet (outdoor) 
10662204 Flue Collector, Sweep Sheet (outdoor) 
10662205 Flue Collector, Sweep Sheet (outdoor) 
10662206 Flue Collector, Sweep Sheet (outdoor) 
10662207 Flue Collector, Sweep Sheet (outdoor) 
10662208 Flue Collector, Sweep Sheet (outdoor) 
10662209 Flue Collector, Sweep Sheet (outdoor) 
10667701 Baffle, HX (8 tube outdoor)
10667702 Baffle, HX (8 tube outdoor)
10667703 Baffle, HX (8 tube outdoor, 14 req)
10667704 Baffle, HX (8 tube outdoor, 14 req)
10667705 Baffle, HX (8 tube outdoor, 28 req)
10667706 Baffle, HX (8 tube outdoor, 28 req)
10667707 Baffle, HX (8 tube outdoor, 28 req)
10667708 Baffle, HX (8 tube outdoor, 28 req)
10667709 Baffle, HX (8 tube, 14 req)
10690300 Fuse Holder With 2-Amp Fuse
10697402 Baffle, Heat Exchanger (8)
10697403 Baffle, Heat Exchanger (8)
10697404 Baffle, Heat Exchanger (8)
10697405 Baffle, Heat Exchanger (8)
10697801 Harness, Spillage Switch
10697802 Harness, Spillage Switch
10719702 Vent Damper/Drafthood Combo  HH/PH
10719703 Vent Damper/Drafthood Combo  HH/PH
10732000 Pilot Assy, Spark Ign, LP
10737301 Burner Tray, Sys 12, LP, 2-Stage
10737302 Burner Tray, Sys 12, LP, 2-Stage
10737303 Burner Tray, Sys 12, LP, 2-Stage
10737304 Burner Tray, Sys 12, LP, 2-Stage
10737305 Burner Tray, Sys 12, LP, 2-Stage
10737404 Burner Tray, Sys 12, LP, Mech Mod
10737405 Burner Tray, Sys 12, LP, Mech Mod
10737501 Burner Tray, Sys 12, LP, On/Off
10737502 Burner Tray, Sys 12, LP, On/Off
10737503 Burner Tray, Sys 12, LP, On/Off
10737504 Burner Tray, Sys 12, LP, On/Off
10737505 Burner Tray, Sys 12, LP, On/Off
10921001 Pump w/Rainshield, Soft, 125-250
10921002 Pump w/Rainshield, PW 125-400
10921003 Pump w/Rainshield, PH 125-175
10921004 Pump w/Rainshield, PH 250
10921005 Pump w/Rainshield, PH 325-400
10C1020 Base Assy
10C2001 Chamber, Top
10C2003 Chamber, Front Panel, inside plenum
10C2004 Cover, Comb. Air Chamber
10C2006 Chamber, Rear Panel
10C2007 Exhaust Plenum
10C2009 Bracket, Front
10C2010 Brace, Jacket Top
10C3004 Cover, Solid, Vent Plate
10C3021 Panel, Jacket, Top
10C3100 Collar, Vent Plate, 10"
10C3220 Panel, Jacket, Rear
10C3304 Plate, Gas Pipe Seal
10C3320 Panel, Jacket, Front
10C4000 Tube Assy, Heat Exchanger
10C6100 Manifold, Gas Supply, Top Weldment Pipe
12A2000 Combustion Chamber Assy
12A4200 Header Cover, pump mounted
12B2000 Combustion Chamber Assy
12B2700 HX Support, 10 g steel w/rods
12B4100 Water Barrier Assy
12B4200 Header Cover, non-pump
12B5108 Air Orifice, Nat
12B5128 Air Orifice, LP
12B6000 Gas Train, Standard, Nat
12B6020 Gas Train, Standard, LP
12B6100 Air Transition (filter box to blower) 
12B6200 Gas Orifice Kit, Nat
12B6220 Gas Orifice Kit, LP
12C1020 Base Assy
12C2001 Chamber, Top
12C2003 Chamber, Front Panel, inside plenum
12C2006 Chamber, Rear Panel
12C2008 Cover, Comb. Air Chamber, Right
12C2009 Bracket, Front, Right Side
12C2010 Cover, Comb. Air Chamber, Left
12C2011 Bracket, Front, Left Side
12C3021 Panel, Jacket, Top
12C3220 Panel, Jacket, Rear
12C3320 Panel, Jacket, Front
12C4000 Tube Assy, Heat Exchanger
15C1020 Base Assy
15C2001 Chamber, Top
15C2002 Divider, Chamber, Front
15C2003 Chamber, Front Panel, inside plenum
15C2004 Cover, Comb. Air Chamber (2 req)
15C2006 Chamber, Rear Panel
15C2009 Bracket, Front, Right Side
15C2010 Brace, Jacket Top
15C2011 Bracket, Front, Left Side
15C3002 Plate, Cover, Filter
15C3021 Panel, Jacket, Top, Left
15C3025 Panel, Jacket, Top, Right
15C3100 Collar, Vent Plate, 12"
15C3220 Panel, Jacket, Rear
15C3320 Panel, Jacket, Front, Left
15C3620 Panel, Jacket, Front, Right
15C4000 Tube Assy, Heat Exchanger
15C6100 Manifold, Gas Supply, Top Weldment Pipe
16A2000 Combustion Chamber Assy
16A4200 Header Cover, pump mounted
16B2000 Combustion Chamber Assy
16B2700 HX Support, 10 g steel w/rods
16B4100 Water Barrier Assy
16B4200 Header Cover, non-pump
16B5108 Air Orifice, Nat
16B5128 Air Orifice, LP
16B6000 Gas Train, Standard, Nat
16B6020 Gas Train, Standard, LP
16B6200 Gas Orifice Kit, Nat
16B6220 Gas Orifice Kit, LP
17C1020 Base Assy
17C2001 Chamber, Top
17C2003 Chamber, Front Panel, inside plenum
17C2006 Chamber, Rear Panel
17C2008 Cover, Comb. Air Chamber, Right
17C2009 Bracket, Front, Right Side
17C2010 Cover, Comb. Air Chamber, Left
17C2011 Bracket, Front, Left Side
17C3021 Panel, Jacket, Top, Left
17C3025 Panel, Jacket, Top, Right
17C3220 Panel, Jacket, Rear
17C3320 Panel, Jacket, Front, Left
17C3620 Panel, Jacket, Front, Right
17C4000 Tube Assy, Heat Exchanger
20001302 Complete Heat Exchanger Assy
20001303 Complete Heat Exchanger Assy
20001304 Complete Heat Exchanger Assy
20001305 Complete Heat Exchanger Assy
20001307 Complete Heat Exchanger Assy
20002300 Tile end Shield, inner 
20002600 End Tile Channel
20003201 Heat Shield Support
20003202 Heat Shield Support
20003203 Heat Shield Support
20003204 Heat Shield Support
20003205 Heat Shield Support
20003206 Heat Shield Support
20003207 Heat Shield Support
20004301 Front Lower Closure
20004302 Front Lower Closure
20004303 Front Lower Closure
20004304 Front Lower Closure
20004305 Front Lower Closure
20004306 Front Lower Closure
20004307 Front Lower Closure
20004900 Center Support Assy
20004901 End Bar Support Assy
20004902 Center Bar Support Assy
20005601 Center Heat Shield Panel
20005602 Center Heat Shield Panel
20005603 Center Heat Shield Panel
20005604 Center Heat Shield Panel
20005605 Center Heat Shield Panel
20005606 Center Heat Shield Panel
20005607 Center Heat Shield Panel
20005701 Center Heat Shield Assy
20005702 Center Heat Shield Assy
20005703 Center Heat Shield Assy
20005704 Center Heat Shield Assy
20005705 Center Heat Shield Assy
20005706 Center Heat Shield Assy
20005707 Center Heat Shield Assy
20005801 Tile Cover (qty 2)
20005802 Tile Cover (qty 2)
20005803 Tile Cover (qty 2)
20005804 Tile Cover (qty 2)
20005805 Tile Cover (qty 2)
20005806 Tile Cover (qty 2)
20005807 Tile Cover (qty 2)
20006301 Upper Wing Front, Left (2 req) 
20006302 Upper Wing Front, Right (2 req) 
20006401 Front & Rear Closure (2 req)
20006402 Front & Rear Closure (2 req)
20006403 Front & Rear Closure (2 req)
20006404 Front & Rear Closure (2 req)
20006405 Front & Rear Closure (2 req)
20006406 Front & Rear Closure (2 req)
20006407 Front & Rear Closure (2 req)
20010901 Baffle W/Bracket (68 req)
20010902 Baffle W/Bracket (68 req)
20010903 Baffle W/Bracket (68 req)
20010904 Baffle W/Bracket (102 req)
20010905 Baffle W/Bracket (102 req)
20010906 Baffle W/Bracket (102 req)
20010907 Baffle W/Bracket (102 req)
20011001 Lower Base Assy
20011002 Lower Base Assy
20011003 Lower Base Assy
20011004 Lower Base Assy
20011005 Lower Base Assy
20011006 Lower Base Assy
20011007 Lower Base Assy
20011101 Rail Support Assy, End Tile, Left
20011102 Rail Support Assy, End Tile, Right
20011200 Control Box Cover Top
20011301 Front Tile Rail Assy
20011302 Front Tile Rail Assy
20011303 Front Tile Rail Assy
20011304 Front Tile Rail Assy
20011305 Front Tile Rail Assy
20011306 Front Tile Rail Assy
20011307 Front Tile Rail Assy
20011401 Rear Tile Rail Assy
20011402 Rear Tile Rail Assy
20011403 Rear Tile Rail Assy
20011404 Rear Tile Rail Assy
20011405 Rear Tile Rail Assy
20011406 Rear Tile Rail Assy
20011407 Rear Tile Rail Assy
20011501 Flue Panel Assy
20011502 Flue Panel Assy
20011503 Flue Panel Assy
20011504 Flue Panel Assy
20011505 Flue Panel Assy
20011506 Flue Panel Assy
20011507 Flue Panel Assy
20011601 Lower Panel Assy
20011602 Lower Panel Assy
20011603 Lower Panel Assy
20011604 Lower Panel Assy
20011605 Lower Panel Assy
20011606 Lower Panel Assy
20011607 Lower Panel Assy
20011701 Upper Panel Assy
20011702 Upper Panel Assy
20011703 Upper Panel Assy
20011704 Upper Panel Assy
20011705 Upper Panel Assy
20011706 Upper Panel Assy
20011707 Upper Panel Assy
20011800 Lower End Panel Assy (2 req) 
20011900 Upper End Panel Assy (2 req) 
20012000 Flue End Assy (2 req)
20012101 Tile Heat Shield Assy (qty 2)
20012102 Tile Heat Shield Assy (qty 2)
20012103 Tile Heat Shield Assy (qty 2)
20012104 Tile Heat Shield Assy (qty 2)
20012105 Tile Heat Shield Assy (qty 2)
20012106 Tile Heat Shield Assy (qty 2)
20012107 Tile Heat Shield Assy (qty 2)
20012201 Flue Diverter Assy
20012202 Flue Diverter Assy
20012203 Flue Diverter Assy
20012204 Flue Diverter Assy
20012205 Flue Diverter Assy
20012206 Flue Diverter Assy
20012207 Flue Diverter Assy
20012301 Top Panel Assy
20012302 Top Panel Assy
20012303 Top Panel Assy
20012304 Top Panel Assy
20012305 Top Panel Assy
20012306 Top Panel Assy
20012307 Top Panel Assy
20012401 Rear Closure Assy
20012402 Rear Closure Assy
20012403 Rear Closure Assy
20012404 Rear Closure Assy
20012405 Rear Closure Assy
20012406 Rear Closure Assy
20012407 Rear Closure Assy
20012501 Inside Baffle Assy (indoor)
20012502 Inside Baffle Assy (indoor)
20012503 Inside Baffle Assy (indoor)
20012504 Inside Baffle Assy (indoor)
20012505 Inside Baffle Assy (indoor)
20012506 Inside Baffle Assy (indoor)
20012507 Inside Baffle Assy (indoor)
20012509 Inside Baffle Assy (outdoor)
20012510 Inside Baffle Assy (outdoor)
20012511 Inside Baffle Assy (outdoor)
20012512 Inside Baffle Assy (outdoor)
20012513 Inside Baffle Assy (outdoor)
20012514 Inside Baffle Assy (outdoor)
20012600 Burners w/ Pilot Bracket
20012801 Complete Heat Exchanger Assy
20012802 Complete Heat Exchanger Assy
20012803 Complete Heat Exchanger Assy
20012804 Complete Heat Exchanger Assy
20012805 Complete Heat Exchanger Assy
20012806 Complete Heat Exchanger Assy
20012807 Complete Heat Exchanger Assy
20013001 Boiler Top Support Assy
20013002 Boiler Top Support Assy
20013003 Boiler Top Support Assy
20013700 Control Mounting Panel
20013801 Draft Hood Relief Baffle, Right
20013802 Draft Hood Relief Baffle, Right
20013803 Draft Hood Relief Baffle, Right
20013804 Draft Hood Relief Baffle, Right
20013805 Draft Hood Relief Baffle, Left
20013806 Draft Hood Relief Baffle, Left
20013807 Draft Hood Relief Baffle, Left
20013808 Draft Hood Relief Baffle, Left
20014301 Rear End Panel, Left
20014302 Rear End Panel, Right
20014601 Front End Panel Assy, Right
20014602 Front End Panel Assy, Left
20015001 Flue End Ext, Front Left
20015002 Flue End Ext, Front Right
20015101 Flue End Assy, Left
20015102 Flue End Assy, Right
20015202 Rear Inner Baffle
20015203 Rear Inner Baffle
20015204 Rear Inner Baffle
20015205 Rear Inner Baffle
20015206 Rear Inner Baffle
20015207 Rear Inner Baffle
20015302 Front Inner Baffle
20015303 Front Inner Baffle
20015304 Front Inner Baffle
20015305 Front Inner Baffle
20015306 Front Inner Baffle
20015307 Front Inner Baffle
20016102 Upper Front Panel Assy
20016103 Upper Front Panel Assy
20016104 Upper Front Panel Assy
20016105 Upper Front Panel Assy
20016106 Upper Front Panel Assy
20016107 Upper Front Panel Assy
20016202 Lower Front Closure Assy
20016203 Lower Front Closure Assy
20016204 Lower Front Closure Assy
20016205 Lower Front Closure Assy
20016206 Lower Front Closure Assy
20016207 Lower Front Closure Assy
20016301 Lower Rear Closure Assy
20016302 Lower Rear Closure Assy
20016303 Lower Rear Closure Assy
20016304 Lower Rear Closure Assy
20016305 Lower Rear Closure Assy
20016306 Lower Rear Closure Assy
20016307 Lower Rear Closure Assy
20016502 Upper Rear Panel
20016503 Upper Rear Panel
20016504 Upper Rear Panel
20016505 Upper Rear Panel
20016506 Upper Rear Panel
20016507 Upper Rear Panel
20016602 Middle Rear Panel
20016603 Middle Rear Panel
20016604 Middle Rear Panel
20016605 Middle Rear Panel
20016606 Middle Rear Panel
20016607 Middle Rear Panel
20016702 Flue Panel Rear
20016703 Flue Panel Rear
20016704 Flue Panel Rear
20016705 Flue Panel Rear
20016706 Flue Panel Rear
20016707 Flue Panel Rear
20016802 Flue Panel Front
20016803 Flue Panel Front
20016804 Flue Panel Front
20016805 Flue Panel Front
20016806 Flue Panel Front
20016807 Flue Panel Front
20016902 Front Top Half Panel
20016903 Front Top Half Panel
20016904 Front Top Half Panel
20016905 Front Top Half Panel
20016906 Front Top Half Panel
20016907 Front Top Half Panel
20017102 Rear Top Half Panel
20017103 Rear Top Half Panel
20017104 Rear Top Half Panel
20017105 Rear Top Half Panel
20017106 Rear Top Half Panel
20017107 Rear Top Half Panel
20017202 Upper Wind Baffle Front & Rear (qty 2)
20017203 Upper Wind Baffle Front & Rear (qty 2)
20017204 Upper Wind Baffle Front & Rear (qty 2)
20017205 Upper Wind Baffle Front & Rear (qty 2)
20017206 Upper Wind Baffle Front & Rear (qty 2)
20017207 Upper Wind Baffle Front & Rear (qty 2)
20017302 Middle Rear Wind Baffle
20017303 Middle Rear Wind Baffle
20017304 Middle Rear Wind Baffle
20017305 Middle Rear Wind Baffle
20017306 Middle Rear Wind Baffle
20017307 Middle Rear Wind Baffle
20017600 Upper Stand-Off Assy, Front & Rear
20017700 Rear Middle Stand-Off
20018002 Removable Front Panel Assy
20018003 Removable Front Panel Assy
20018004 Removable Front Panel Assy
20018005 Removable Front Panel Assy
20018006 Removable Front Panel Assy
20018007 Removable Front Panel Assy
20018202 Screen Retaining Angle
20018203 Screen Retaining Angle
20018204 Screen Retaining Angle
20018205 Screen Retaining Angle
20018206 Screen Retaining Angle
20018207 Screen Retaining Angle
20018302 Screen Retaining Strap
20018303 Screen Retaining Strap
20018304 Screen Retaining Strap
20018305 Screen Retaining Strap
20018306 Screen Retaining Strap
20018307 Screen Retaining Strap
20018400 Front Stiffener
20018602 Upper Front & Rear Mesh Screen
20018603 Upper Front & Rear Mesh Screen
20018604 Upper Front & Rear Mesh Screen
20018605 Upper Front & Rear Mesh Screen
20018606 Upper Front & Rear Mesh Screen
20018607 Upper Front & Rear Mesh Screen
20020101 Baffle, HX (8 tube outdoor, 2 req)
20020102 Baffle, HX (8 tube outdoor, 2 req)
20020103 Baffle, HX (8 tube outdoor, 2 req)
20020104 Baffle, HX (8 tube outdoor, 2 req)
20020105 Baffle, HX (8 tube outdoor, 2 req)
20020106 Baffle, HX (8 tube outdoor, 2 req)
20020107 Baffle, HX (8 tube outdoor, 2 req)
20020108 Baffle, HX (8 tube outdoor, 2 req)
20020109 Baffle, HX (8 tube outdoor, 2 req)
20021000 In/Outlet Header
20021100 Return Header
20022002 Baffle, Left
20022003 Baffle, Left
20022004 Baffle, Left
20022005 Baffle, Left
20022006 Baffle, Left
20022007 Baffle, Left
20022102 Inner, Front, Right Baffle
20022103 Inner, Front, Right Baffle
20022104 Inner, Front, Right Baffle
20022105 Inner, Front, Right Baffle
20022106 Inner, Front, Right Baffle
20022107 Inner, Front, Right Baffle
20022202 Inner, Front, Left Baffle
20022203 Inner, Front, Left Baffle
20022204 Inner, Front, Left Baffle
20024002 Baffle, Right
20024003 Baffle, Right
20024004 Baffle, Right
20031901 Complete Tile Assy 
20031902 Complete Tile Assy
20031903 Complete Tile Assy
20031904 Complete Tile Assy
20031905 Complete Tile Assy
20031907 Complete Tile Assy
20032401 Baffle Support Strap (indoor)
20032402 Baffle Support Strap (outdoor)
20035405* Complete Pilot Wiring Assy, Spark
20035406* Complete Pilot Wiring Assy, Std
20047700 Burners w/Pilot Bracket
20047901 Burner/Pilot Assy, Spark, LP
20048001 Burner/Pilot Assy, Standing Pilot, LP
20050100 Pump Cover Assy
20050200 Gas Train Interface Plate
20050401 Door Panel Weldment
20050402 Door Panel Weldment
20050403 Door Panel Weldment
20050404 Door Panel Weldment
20050405 Door Panel Weldment
20050406 Door Panel Weldment
20050407 Door Panel Weldment
20050408 Door Panel Weldment
20050409 Door Panel Weldment
20051701 Complete Tile Assy
20051702 Complete Tile Assy
20051703 Complete Tile Assy
20051704 Complete Tile Assy
20051705 Complete Tile Assy
20051706 Complete Tile Assy
20051707 Complete Tile Assy
20051708 Complete Tile Assy
20051709 Complete Tile Assy
20052001 Ignition Lead
20052002 Sensor Lead
20052005 Pilot Sensor Lead Assy (8.70")
20052006 Pilot Ignition Lead Assy (10.75")
20052501 Complete Pyro Tile Assy
20052502 Complete Pyro Tile Assy
20052503 Complete Pyro Tile Assy
20052504 Complete Pyro Tile Assy
20052505 Complete Pyro Tile Assy
20052506 Complete Pyro Tile Assy
20052507 Complete Pyro Tile Assy
20052701 Complete Tile Assy 
20052702 Complete Tile Assy 
20052703 Complete Tile Assy 
20052704 Complete Tile Assy 
20052705 Complete Tile Assy 
20052706 Complete Tile Assy 
20052707 Complete Tile Assy 
20058202 *Pilot Assy (complete)
20058502 Commercial Control Box Cover
20061104 Junction Box Cover
20061402 Commercial Control Box
20066402 Lower Rear Base Panel (qty 2)
20066403 Lower Rear Base Panel (qty 3)
20066404 Lower Rear Base Panel (qty 4)
20066405 Lower Rear Base Panel (qty 5)
20066406 Lower Rear Base Panel (qty 6)
20066407 Lower Rear Base Panel (qty 7)
20067201 Base Weldment Assy
20067202 Base Weldment Assy
20067203 Base Weldment Assy
20067204 Base Weldment Assy
20067205 Base Weldment Assy
20067206 Base Weldment Assy
20067207 Base Weldment Assy
20069400 Baffle Center Strap
20081601 Flow Control Assy (AP)
20081602 Flow Control Assy (AP)
20081603 Flow Control Assy (AP)
20090101 Burner Retainer Weldment
20090102 Burner Retainer Weldment
20090103 Burner Retainer Weldment
20090104 Burner Retainer Weldment
20090105 Burner Retainer Weldment
20090106 Burner Retainer Weldment
20090107 Burner Retainer Weldment
20094900 Pilot/Burner/Bracket, Johnson, Sys 9, LP
20097401 2 -Stage & On/Off, LP
20097402 2 -Stage & On/Off, LP
20097403 2 -Stage & On/Off, LP
20097404 2 -Stage & On/Off, LP
20097405 2 -Stage & On/Off, LP
20097406 2 -Stage & On/Off, LP
20097407 2 -Stage & On/Off, LP
20097408 2 -Stage & On/Off, LP
20097409 2 -Stage & On/Off, LP
20097500 Control Mounting Panel Assy
20100705 Left Door Panel Weldment
20100706 Left Door Panel Weldment
20100707 Left Door Panel Weldment
20100708 Left Door Panel Weldment
20100709 Left Door Panel Weldment
20102101 Gas Manifold Weldment
20102102 Gas Manifold Weldment
20102103 Gas Manifold Weldment
20102104 Gas Manifold Weldment
20102601 Gas Manifold Weldment
20102602 Gas Manifold Weldment
20102603 Gas Manifold Weldment
20102604 Gas Manifold Weldment
20102605 Gas Manifold Weldment
20102606 Gas Manifold Weldment
20102607 Gas Manifold Weldment
20104603 Complete HX, 2P, CuNi
20104604 Complete HX, 2P, CuNi
20104605 Complete HX, 2P, CuNi
20104606 Complete HX, 2P, CuNi
20104701 Complete HX, 2P, CuNi
20104702 Complete HX, 2P, CuNi
20130001 Tee, Adapter (outlet) cast iron
20130002 Tee, Adapter (outlet) cast iron
20130004 Adapter Tee, 2" NPT, cast iron 
20130005 Adapter Tee, 2-1/2" NPT, C/I 
20131000 Pump Cover Front Panel
20131101 Pump Cover Left Side Panel
20131102 Right Side Panel
20131200 Pump Cover Top Panel
20131300 Pump Cover Top Hinge
20150301 Tee, Adapter (outlet) bronze
20150302 Adapter Tee, Flange, 2" NPT
20150303 Tee, Adapter (outlet) bronze
20150305 Adapter Tee, 2" NPT, bronze 
20150306 Adapter Tee, 2-1/2" NPT, bronze 
20150901 Baffle, Top HX, (4)
20150902 Baffle, Top HX, (4)
20150903 Baffle, Top HX, (4)
20150904 Baffle, Top HX, (4)
20150905 Baffle, Top HX, (4)
20150906 Baffle, Top HX, (4)
20151000 2-Pass Water Barrier
20151100 4-Pass Out Water Barrier
20151200 4-Pass Inlet/Return Water
20152600 Control Panel (standard)
20152700 Panel, Side, Left (square venturi)
20152800 Panel, Top Side, Left, Rear
20152900 Panel, Bottom Side, Left
20155401 Flue Collector Assy
20155402 Flue Collector Assy
20155403 Flue Collector Assy
20155404 Flue Collector Assy
20155405 Flue Collector Assy
20155406 Flue Collector Assy
20156801 Bonnet
20156802 Bonnet
20156803 Bonnet
20156804 Bonnet
20156805 Bonnet
20156806 Bonnet
20156900 Panel, Bottom Side, Right
20157000 Panel, Top Side, Right
20157100 Panel, Side, Right (standard)
20157101 Panel, Side, Right (diagnostic)
20157201 Back Panel
20157202 Back Panel
20157203 Back Panel
20157204 Back Panel
20157205 Back Panel
20157206 Back Panel
20157301 Center Support Brace
20157302 Center Support Brace
20157303 Center Support Brace
20157304 Center Support Brace
20157305 Center Support Brace
20157306 Center Support Brace
20157401 Access Panel
20157402 Access Panel
20157403 Access Panel
20157404 Access Panel
20157405 Access Panel
20157406 Access Panel
20157501 Top Panel
20157502 Top Panel
20157503 Top Panel
20157504 Top Panel
20157505 Top Panel
20157506 Top Panel
20157801 Base Assy
20157802 Base Assy
20157803 Base Assy
20157804 Base Assy
20157805 Base Assy
20157806 Base Assy
20158601 Venturi, Square Assy, LP
20158602 Venturi, Square Assy, LP
20158603 Venturi, Square Assy, LP
20158604 Venturi, Square Assy, LP
20158605 Venturi, Square Assy, LP
20230101 Water Barrier (inlet/outlet)
20230102 Water Barrier
20250200 Wiring Box Cover
20250300 Control Wiring Box
20254701 Outdoor Terminal Assy (optional)
20254702 Outdoor Terminal Assy (optional)
20254703 Outdoor Terminal Assy (optional)
20254704 Outdoor Terminal Assy (optional)
20254705 Outdoor Terminal Assy (optional)
20256003 Complete HX, 2P, Copper 
20256004 Complete HX, 2P, Copper
20256005 Complete HX, 2P, Copper
20256006 Complete HX, 2P, Copper
20256201 Back cover plate
20256202 Back cover plate
20256203 Back cover plate
20256204 Back cover plate
20256205 Back cover plate
20258101 Ducted Combustion Air Assy
20258102 Ducted Combustion Air Assy
20258103 Ducted Combustion Air Assy
20258104 Ducted Combustion Air Assy
20258105 Ducted Combustion Air Assy
20259601 Heat Exchanger, 4P, Copper
20259602 Heat Exchanger, 4P, Copper
20260201 Gas Train Assy, LP
20261901 Jacket Cover (flue stack)
20261902 Jacket Cover (flue stack)
20261903 Jacket Cover (flue stack)
20261904 Jacket Cover (flue stack)
20261905 Jacket Cover (flue stack)
20262401 Front Flue Collector Bracket
20262402 Front Flue Collector Bracket
20262403 Front Flue Collector Bracket
20262404 Front Flue Collector Bracket
20262405 Front Flue Collector Bracket
20262406 Front Flue Collector Bracket
20265601 Gas Train Assy, LP/Nat
20266401 Venturi, Round Assy, Nat
20266402 Venturi, Round Assy, LP
20266403 Venturi, Round Assy, Nat
20266405 Venturi, Round Assy, Nat
20266407 Venturi, Round Assy, Nat
20266409 Venturi, Round Assy, Nat
20266411 Venturi, Round Assy, Nat
20267801 Gas Train Assy, Nat
20268401 Burner Insulation Assy.
20268402 Burner Insulation Assy.
20268403 Burner Insulation Assy.
20268404 Burner Insulation Assy.
20268405 Burner Insulation Assy.
20268406 Burner Insulation Assy.
20268601 Gas Train Assy, Nat
20268701 Gas Train Assy, Nat
20270401 Ducted Combustion Air Assy
20270402 Ducted Combustion Air Assy
20270403 Ducted Combustion Air Assy
20270404 Ducted Combustion Air Assy
20270405 Ducted Combustion Air Assy
20270406 Ducted Combustion Air Assy
20270500 Panel, Side, Left (round venturi)
20270601 Panel, Gas Inlet Cover (round venturi)
20270602 Panel, Gas Inlet Cover (round venturi)
20270603 Panel, Gas Inlet Cover (round venturi)
20270604 Panel, Gas Inlet Cover (round venturi)
20270801 Gas Train Assy, LP
20270901 Gas Train Assy, LP
20282501 Front Bracket Combustion
20282502 Front Bracket Combustion
20282503 Front Bracket Combustion
20282504 Front Bracket Combustion
20282505 Front Bracket Combustion
20282506 Front Bracket Combustion
20282901 Insulation Installation Weldment Tool, Left
20282902 Insulation Installation Weldment Tool, Right
20283001 Flue Collector Gasket Front/Rear
20283002 Flue Collector Gasket Front/Rear
20283003 Flue Collector Gasket Front/Rear
20283004 Flue Collector Gasket Front/Rear
20283005 Flue Collector Gasket Front/Rear
20283006 Flue Collector Gasket Front/Rear
20283200 End Flue Collector Gasket
20284101 Rack Assy, large
20284102 Rack Assy, small
20300600 Weldment Control Box
20305101 Barrier, Water
20401201 Pilot Assy, Nat
20401202 Pilot Assy, LP
20403104 Rear Panel
20404401 Left Support Rail
20404402 Right Support Rail
20404607 Blower Orifice Plate, Nat (0-5000')
20404608 Blower Orifice Plate, LP and Nat
20404610 Blower Orifice Plate, LP (0-5000')
20404612 Blower Orifice Plate, LP (0-5000')
20406603 Front Panel Heat Shield
20420100 Front and Rear Tile Support
20420502 Base Weldment
20421102 Burner Tray
20421202 Burner Cover
20421502 Front Panel Weldment
20421600 Left Side Panel
20421700 Right Side Panel (top section)
20421800 Right Side Panel (bottom section)
20422002 Front Section Top
20422102 Rear Section Top
20422400 Base Panel Weldment
20422600 Top Panel Weldment
20422700 Right Side Panel
20422800 Left Side Panel
20423402 Baffle (9 per unit)
20424000 Rear Panel
20424100 Door Panel
20425402 Flue Outlet Weldment
20425802 Rear Panel Heat Shield
20426000 Mounting Bracket
20427100 Heat Exchanger Support Weldment
20427302 Control Box Weldment
20427901 Tank plumbing Assy (union/elbow)
20427902 Tank plumbing Assy  (heater outlet elbow)
20427903 Tank plumbing Assy  (pump to heater inlet)
20427904 Tank plumbing Assy (tank to pump)
20427905 Tank plumbing Assy  (heater outlet to tank)
20428100 Heat Exchanger Support Bracket
20428200 Access Panel
20428500 Heat Exc. Baffle Retainer
20429300 Control Box Cover
20430400 Flame roll-out safety switch Assy
20430602 Flue collector weldment Assy
20440001 Piping Assy
20440002 Piping Assy
20440003 Piping Assy
20440004 Piping Assy
20440005 Piping Assy
20440006 Piping Assy (applicable to Taco pump)
20440007 Piping Assy (applicable to B&G pump)
20440202 Base
20440500 Heat Exchanger Support
20441200 Side Panel, Right Top Section
20441402 Top, Front Section
20441600 Left Support Rail
20441700 Right Support Rail
20441800 Support Rail, Outside Right Panel
20442002 Baffle Retainer / Refactory Cover
20442100 Flue collector/ Heat Exchanger Bracket
20442401 Front Panel
20442402 Rear Panel
20442403 Side Panel, Water Heater
20442404 Side Panel, Right Bottom Section
20442405 Top, Rear Section
20443700 Door Panel
20443800 Outer Mounting Bracket
20443900 Mounting Bracket
20444000 Anode Cover Plate
20444100 Access Panel
20444300 Tank Top Panel
20444500 Rear Panel
20444800 Right Side Panel
20445000 Left Side Panel
20445300 Tank Base Panel
20601500 EM2 - Energy Management Monitor
20607400 Pilot Burner Assy, Sys 9, Nat
20A2000 Combustion Chamber Assy
20A4200 Header Cover, pump mounted
20B2000 Combustion Chamber Assy
20B2700 HX Support, 10 g steel w/rods
20B4100 Water Barrier Assy
20B4200 Header Cover, non-pump
20B5108 Air Orifice, Nat
20B5128 Air Orifice, LP
20B6000 Gas Train, Standard, Nat
20B6020 Gas Train, Standard, LP
20B6200 Gas Orifice Kit, Nat
20B6220 Gas Orifice Kit, LP
20C1020 Base Assy
20C2001 Chamber, Top
20C2002 Divider, Chamber, Front
20C2003 Chamber, Front Panel, inside plenum
20C2006 Chamber, Rear Panel
20C2007 Exhaust Plenum
20C2008 Cover, Comb. Air Chamber, Right
20C2009 Bracket, Front, Right Side
20C2010 Cover, Comb. Air Chamber, Left
20C2011 Bracket, Front, Left Side
20C3004 Cover, Solid, Vent Plate
20C3021 Panel, Jacket, Top, Left
20C3025 Panel, Jacket, Top, Right
20C3100 Collar, Vent Plate, 14"
20C3220 Panel, Jacket, Rear
20C3304 Plate, Gas Pipe Seal
20C3320 Panel, Jacket, Front, Left
20C3620 Panel, Jacket, Front, Right
20C4000 Tube Assy, Heat Exchanger
20C6100 Manifold, Gas Supply, Top Weldment Pipe
239-44492-00 Roof Flashing Assembly-Flat Roof
239-44493-00 Pipe Clamps
239-44494-00 Roof Discharge Terminal 24" Length Below Roof
239-44495-00 45 Degree Bends (Qty. 2)
239-44496-00 10" Vent Pipe Extension
239-44497-00 19.5" Vent Pipe Extension
239-44498-00 39" Vent Pipe Extension
239-44499-00 90 Degree Bend
239-44500-00 Vertical Discharge Adapter 4"
239-44501-00 Condensate Collector 6"
239-44502-00 Roof Flashing Assembly, 1/12 - 6/12 Pitch (5-25°)
239-44503-00 Roof Flashing Assembly, 8/12 -16/12 Pitch (35-55°)
239-44504-00 Roof Flashing Assembly, 6/12 - 12/12 Pitch (25-45°)
239-44505-00 Wall Discharge Terminal 35"
239-44506-00 Horizontal Discharge Adapter
239-44507-00 Remote Temp Control,
239-44508-00 Remote Temp Control,
239-44509-00 Remote Temp Control,
239-44511-00 Manifold Electrical Controls, Pack A
239-44512-00 Manifold Electrical Controls, Pack B
239-44514-00 Pipe Cover Enclosure
239-44515-00 Recess Box Enclosure
239-44516-00 Horizontal Vent Kit
2400-001 Blower Gaskets (box of 20)
2400-002 Blower Assy, with Gaskets
2400-003 Plastic Impeller Fan, for Blower
2400-004 Circulator, with Gaskets (Grundfos)
2400-005 Circulator, with Gaskets
2400-006 Transformer, 40 VA
2400-008 R-1 Relay (before serial # x91-1319)
2400-010 R-2 Relay 
2400-012 Control Board, Fenwal/HSI 
2400-014 Gas Valve, Neg Pres, White Rogers
2400-015 Gas Valve, Neg Pres, ľ", 250
2400-016 Low Limit Switch, strap-on (pre M2)
2400-018 Operating Control, strap-on
2400-020 Combustion TCO*
2400-022 Safety High Limit Control, 215°F
2400-023 Transformer, Control, Molex Cable
2400-024 Safety Limit Switch, 240şF,
2400-026 Gas Balance Line
2400-028 Bleed Line (petcock & tube assy)
2400-029 Thermostat and “O” ring for
2400-030 Thermostatic Union Assy
2400-032 Combustion Chamber Coil Assy
2400-033 Combustion Chamber Coil Assy
2400-034 Transfer Tank only (less coil) pre M2
2400-035 Transfer Tank only (less coil)  M2
2400-036 DHW Coil (single wall), with Gasket
2400-040 Flameholder Assy, with Gaskets - Burner
2400-042 Ignitor Gaskets (box of 10)
2400-046 Igniter, with Gasket (Norton)
2400-048 Igniter, w/ Gasket 
2400-049 Control Box Cover w/Labels, white
2400-050 Green Washer Kit (flange bolt stud repair)
2400-052 Insulation for Combustion Chamber Coil (top)
2400-055 Safety Limit
2400-056 Operating Control, 200° F for HW M2,
2400-057 Operating Control, immersion, 185°F
2400-058 Flue Overheat Thermostat (limit)
2400-060 R-1 Relay
2400-062 Time Delay Relay, Thermodisc
2400-079 Blower Assy, w/ Gaskets
2400-082 Flameholder Assy, w/ Gaskets
2400-086 Combustion Coil Assy, 150-200
2400-095 Pressure Relief Valve (150 psi) 
2400-096 Pressure Relief Valve, 125 psig 
2400-097 Pressure Relief Valve (125 psi)
2400-100 Wall Flange
2400-102 Intake Terminal
2400-104 Exhaust (flue) Terminal
2400-106 Differential Pressure Switch 
2400-110 Stack Switch, (after serial # x84-001)
2400-112 Pressure Relief Valve (30 psig) ASME
2400-114 Gauge, Pressure/Temperature, Back Mount
2400-118 Orifice Kit, Nat (130,000 BTU) 
2400-120 Orifice Kit, LP (130,000 BTU) 
2400-122 Orifice Kit, Nat (100,000 BTU) 
2400-124 Orifice Kit, LP (100,000 BTU) 
2400-126 Orifice Kit, Nat (60,000 BTU)
2400-128 Orifice Kit, LP (60,000 BTU) 
2400-129 Thermostat Element, 160°F 
2400-130 Thermostat Kit (140°F)
2400-131 Venturi (gaskets included)
2400-133 Blower
2400-135 Burner (flameholder)
2400-136 Combustion Chamber Assy
2400-137 Gasket Kit 
2400-138 Ignitor/Flame Sensor Assy
2400-139 Boiler Control Board
2400-140 Propane Conversion Kit 
2400-141 Cartridge, Anti Conden. Valve
2400-142 Adjustable Combustion Air Inlet Kit
2400-144 Chamber Seals & Gasket Kit
2400-145 Gas Orifice Kit 
2400-146 Gas Orifice Kit, High Altitude
2400-148 Field Service Kit
2400-149 Field Service Kit
2400-150 Pressure Gauge (0-300 psi)
2400-151 Field Service Kit 
2400-222 Combustion Chamber Coil Assy
2400-224 Control Board, Diagnostic, Honeywell
2400-226 Low Limit, strap-on, for all HW M2
2400-228 Pressure Switch for M2 series - Round
2400-234 DHW Coil (double wall), with Gasket
2400-236 High Vent, Float Type Vent (also
2400-238 Transfer Tank only - Stainless Steel
2400-240 Transfer Tank & Coil (single wall coil
2400-242 Transfer Tank & DHW Coil - Stainless Steel
2400-277 5" Side wall terminal, concentric
2400-278 Vent Terminal Extension 
2400-280 5" Galvanized wall flange, concentric
2400-281 Rubber Wall Flange, 5" diameter
2400-282 Silicone Sealant, 1 oz. Tube
2400-284 Combustion Coil Assy, 250
2400-286 Ignitor, Hot Surface, w/Gasket
2400-288 Orfice Kit,  LP,    150,000 BTU
2400-290 Orifice Kit,  Nat,  150,000 BTU
2400-292 Orifice Kit,  LP,   175,000 BTU
2400-294 Orifice Kit,  Nat,  175,000 BTU
2400-296 Orifice Kit,  LP,   199,999 BTU
2400-297 Orifice Kit,  LP,   250,000 BTU
2400-298 Orifice Kit,  Nat,  199,999 BTU
2400-299 Orifice Kit,  Nat,  250,000 BTU
2400-304 3" Spring Support
2400-306 Field Service Kit ( universal) 
2400-307 Field Service Kit (for Mark 2 units only) 
2400-308 Flameholder Assy, w/ Gasket, 250 
2400-310 Blower Assy, w/ Gaskets, 250
2400-316 Pressure Relief Valve (50 psi)
2400-320 Gasket Kit (includes gaskets needed for 
2400-322 Gasket Kit, for 9600 units 
2400-324 Aluminium Tape (for s/s vent pipe)
2400-330 2nd Elbow Set (includes 3" & 5" elbows) 
2400-332 Vent Intake Pipe, 5" x 1' 
2400-334 Vent Intake Pipe, 5" x 2'
2400-336 Vent Intake Pipe, 5" x 2' to 3˝'
2400-338 Vent Exhaust Pipe, 3" x 1'
2400-340 Vent Exhaust Pipe, 3" x 2'
2400-342 Vent Exhaust Pipe, 3" x 2' to 3˝'
2400-344 Vent Exhaust Pipe with terminal,
2400-346 1st 90° Elbow, 3"
2400-347 1st 90° Elbow, 5"
2400-348 2nd 90° Elbow, 3"
2400-349 2nd 90° Elbow, 5"
2400-350 Flue Adaptor, 3" w/ Vent Exh. Pipe 
2400-352 Flue Adaptor, 3" x 8˝”
2400-354 45° Elbow, 3"
2400-356 45° Elbow, 5"
2400-358 Condensate Drain 
2400-362 Fresh Air Tee
2400-364 Vent Exhaust Pipe, 3" x 4' 
2400-370 3" Vertical vent cap
2400-372 Alternate Vent Clamp
2400-376 Field Service Kit
2400-386 Pump, Grundfos, UP26-99F 
2400-387 Pump, Grundfos, Tapped Flange, 250
2400-388 Pump, Grundfos UP26-99BF, Bronze 
2400-389 Pump, Grundfos, UP26-99BF
2400-390 Exhaust Vent Assy, inside
2400-392 Temperature Gauge 
2400-394 Pressure / Temperature Gauge
2400-402 Exhaust Assy CPVC (including tee and ell)
2400-407 3" 90° Ell
2400-408 3" 45° Ell
2400-409 3" Condensate tee
2400-410 3 x 12" straight
2400-411 3 x 24" straight
2400-412 3 x 48" straight
2400-413 3 x 6 to 19" straight, telescoping
2400-415 3" Room Air Adapter w/screen
2400-416 3" / 5" Rain cap, concentric 
2400-418 3" / 5" 90° Ell, concentric
2400-419 3" / 5" 45° Ell, concentric
2400-420 3" / 5" Boiler adapter, concentric
2400-421 3" / 5" Condensate trap, concentric
2400-422 3" / 5" Vertical termination, concentric
2400-423 3" / 5" x 12" straight, concentric
2400-424 3" / 5" x 12.5 - 19.5" telescoping concentric
2400-425 3" / 5" x 36" straight, concentric
2400-426 3" Terminal with screen 
2400-428 3" / 5" Vent terminal ext., concentric
2400-433 3" / 5" x 24" straight, concentric
2400-435 3" / 5" Boiler adapter w/fresh air tee
2400-437 5" support clamp
2400-438 Cone flashing, 6/12 to 12/12 roof pitch
2400-439 Boiler Control, EBP
2400-440 Boiler Control, EDP/EDN
2400-441 Ignition Control
2400-442 PWM Board
2400-443 Wire Harness, EBP
2400-444 Wire Harness, EDP / EDN
2400-445 Sensor, tank and supply 
2400-446 Sensor, return
2400-448 Transformer
2400-450 Control Box Cover w/Labels, black
2400-451 Valve, Anti Condensing
2400-452 3" Side wall terminal, concentric
2400-506 Insulation, Coil Cover
2400-508 Insulation, Boiler Coil
2400-510 Comb. Chamber/Coil Assy
2400-512 Comb. Chamber/Coil Assy
2400-514 Gasket, Burner
2400-516 Burner, EBP / EDP / EDN
2400-518 Burner, EBP / EDP /  EDN
2400-520 Transfer Tank 
2400-522 Boiler Drain (behind panel)
2400-524 Blower, Combustion Air
2400-526 Ignitor / Flame Sensor
2400-528 Gasket Only, Ignitor/Flame Sensor
2400-530 Air Vent, manual (coin vent)
2400-538 Valve, Anti Condensing, EBP
2400-539 Motor, Anti Cond. Valve, EBP
2400-540 Gasket, Blower
2400-542 Water Flow Switch, EBP
2400-546 Boiler Control (behind panel) EBP
2400-548 Gas Valve
2400-550 Safety Limit, 230°F
2400-552 Boiler Flow Tank Sensor, EBP
2400-556 Sensor, Boiler Flow
2400-558 Boiler Control (behind panel) 
2400-560 Gas Shutoff Valve
2400-562 Transformer, old Style only
2400-566 Gaskets, pump flange
2400-568 Reset Switch
2400-570 Heat Exchanger, flat plate, DHW
2400-572 Gaskets, DHW Heat Exch 
2400-574 Pressure Gauge (0-75 psi)
2400-586 Transfer Tank 
2400-590 Gasket Kit
2400-592 Pump, EBP / EDP
24A2000 Combustion Chamber Assy
24A4200 Header Cover, pump mounted
24B2000 Combustion Chamber Assy
24B6000 Gas Train, Standard, Nat
24B6020 Gas Train, Standard, LP
2500-009 Universal Balanced Flue -
2500-018 Burner Panel Assy, use with
2500-020 Burner Panel Assy,
2500-022 Sight Glass Replacement
265-45280-00 Non-Electric Freeze Protection Kit
2C2018 Cover, gas inlet, air box
2C3800 Filter Housing, all
2C3803 Filter Material, all
2C4001 Chamber, header, hx
2C4002 Baffle, end
2C4100 Tube assembly, copper, 200
2C4102 Casting, inlet/outlet
2C4103 Casting, return header
2C4120 Tube assembly, cupro-nickel, 200
2C7002 Panel, control, 200
2C7003 Panel, LED
2C7004 Bracket, high limit
2C7005 Cover, transformer
30-219 Rectifier Plug - Gas Valve
30-280 Transformer, 80VA, 115/24V
30-310 Wire Harness, EBP
30-616 Fuse, Line Voltage (on boiler control)
3C4100 Tube assembly, copper, 300
3C4120 Tube assembly, cupro-nickel, 300
3C7002 Panel, control, 300
40-310 Wire Harness, EDP / EDN
4C4100 Tube assembly, copper, 400
4C4120 Tube assembly, cupro-nickel, 400
4C7002 Panel, control, 400
51-002 Boiler Body
51-052 Baffle (85/115 qty 14, 125/155
51-053 Baffle (75-110: qty=14 required;
51-056 Base Assy
51-058 Burner Panel Assy
51-070 Sight Hole Cover Gasket
51-088 Chamber
51-090 Flue Cover Assy (smokehood)
51-102 Coil Gasket
51-106 Aquastat Well 7.9" 
51-108 Front Panel Assy
51-116 Left Panel Assy
51-124 Right Panel Assy
51-128 Top Panel Assy
51-136 Rear Panel Assy
51-154 Circulator, Grundfos
51-178 Aquastat L8124-1106
51-182 Pressure Relief Valve 
51-244 Coil 4 GPM - no gasket
51-501 Blank Coil Plate - Heat only
52-002 Boiler Body
52-108 Front Panel Assy
52-116 Left Panel Assy
52-124 Right Panel Assy
52-136 Rear Panel Assy
52-244 Coil 5 GPM - no gasket
53-002 Boiler Body
53-056 Base Assy
53-058 Burner Panel Assy
53-088 Chamber
53-090 Flue Cover Assy (smokehood)
53-106 Aquastat Well 4.9" 
53-108 Front Panel Assy
53-116 Left Panel Assy
53-124 Right Panel Assy
53-128 Top Panel Assy
53-136 Rear Panel Assy
54-002 Boiler Body
54-108 Front Panel Assy
54-116 Left Panel Assy
54-124 Right Panel Assy
54-136 Rear Panel Assy
55-002 Boiler Body
55-056 Base Assy (after 1990: 
55-058 Burner Panel Assy,
55-088 Chamber
55-090 Flue Cover Assy
55-108 Front Panel Assy
55-116 Left Panel Assy
55-124 Right Panel Assy
55-128 Top Panel Assy
55-136 Rear Panel Assy
55-502 Burner Panel Assy,
57-002 Boiler Body
57-072 Inspection Cover Assy
57-090 Burner Door Assy
57-136 Flue Cover Assy
57-144 Refractory Set (target wall, burner door,
57-146 Baffle (100/125: qty=13; 145/175 qty=18;
57-154 Right Panel Assy
57-164 Left Panel Assy
57-170 Front Panel Assy
57-176 Rear Upper Panel Assy
57-186 Rear Bottom Assy
57-194 Top Panel Assy
58-056 Aquastat L8148
59-002 Boiler Body
59-072 Inspection Cover Assy
59-090 Burner Door Assy
59-136 Flue Cover Assy
59-144 Refractory Set (target wall, burner door,
59-154 Right Panel Assy
59-164 Left Panel Assy
59-170 Front Panel Assy
59-176 Rear Upper Panel Assy
59-186 Rear Bottom Assy
59-194 Top Panel Assy
5C1020 Base Assy
5C2001 Chamber, Top
5C2002 Chamber, Side, Top
5C2003 Chamber, Front Panel, inside plenum
5C2004 Cover, Comb. Air Chamber
5C2005 Door, Comb. Air Chamber Access
5C2006 Chamber, Rear Panel
5C2007 Exhaust Plenum
5C2009 Bracket, Front
5C2200 Chamber Assy, Right, Bottom
5C2600 Chamber Assy, Left, Bottom
5C3002 Plate, Cover, Filter
5C3004 Cover, Solid, Vent Plate
5C3010 Control Door, Access, old style 
5C3021 Panel, Jacket, Top
5C3100 Collar, Vent Plate, 6"
5C3220 Panel, Jacket, Rear
5C3304 Plate, Gas Pipe Seal
5C3320 Panel, Jacket, Front
5C3420 Panel, Jacket, Side Left
5C3502 Plate, Cover, Wiring
5C3520 Panel, Jacket, Side Right
5C4000 Tube Assy, Heat Exchanger
5C5300 Weldment, Blower Mount
5C6100 Manifold, Gas Supply, Top  Weldment Pipe
5C7103 Bracket, Control Panel Mounting
5C7200 Control Panel Weldment
61-002 Boiler Body
61-072 Inspection Cover Assy
61-090 Burner Door Assy
61-136 Flue Cover Assy
61-144 Refractory Set (target wall, burner door,
61-154 Right Panel Assy
61-164 Left Panel Assy
61-170 Front Panel Assy
61-176 Rear Upper Panel Assy
61-186 Rear Bottom Assy
61-194 Top Panel Assy
70-002 Boiler Body
70-081 Baffle (4 required)
70-118  Refractory, Front Door 
70-120 Front Panel Assembly
70-160 Control Center (manifold only)
70-178 Aquastat L4006E
70-202 Z-Flex, stainless steel, 5" x 15'
70-204 Z-Flex, aluminum, steel, 4" x 15'
70-212 Z-Flex, stainless steel, 5" x 10'
70-214 Z-Flex, aluminum, 4" x 10'
70-274 D-MAX Control Center (boxed)
70-300 Refractory, Rear Door
70-304 Left Panel Assembly
70-312 Right Panel Assembly
70-316 Top Panel Assembly
70-324 Rear Panel Assembly
71-002 Boiler Body 
71-081 Baffle (4 required)
71-118 Refractory, Front Door 
71-120 Front Panel Assembly
71-300 Refractory, Rear Door 
71-304 Left Panel Assembly
71-312 Right Panel Assembly
71-316 Top Panel Assembly
71-324 Rear Panel Assembly
72-274 MAX Control Center (boxed)
7C1020 Base Assy
7C2001 Chamber, Top
7C2003 Chamber, Front Panel, inside plenum
7C2004 Cover, Comb. Air Chamber
7C2006 Chamber, Rear Panel
7C2009 Bracket, Front
7C3021 Panel, Jacket, Top
7C3100 Collar, Vent Plate, 8"
7C3220 Panel, Jacket, Rear
7C3304 Plate, Gas Pipe Seal
7C3320 Panel, Jacket, Front
7C4000 Tube Assy, Heat Exchanger
7C6100 Manifold, Gas Supply, Top Weldment Pipe
A0000101 Temperature Pressure Gauge
A0000200 Pressure Relief Valve
A0000300 Pressure Relief Valve
A0000400 Pressure Relief Valve
A0001200 PRV, 125# PNCV
A0002700 Pressure Relief Valve
A0021400 Pump Gasket  (between pump & pump housing) 
A0063300 PRV, 75#, PNCH
A0063500 Valve, Pressure Relief 3/4 NPT 
A0063600 Pressure Relief Valve
A0064400 Relief Valve, PNCV, 125 psi
A0066500 1/25 hp Pump, Taco, PH only
A0076700 Pump, 1/12 hp, cast iron
A0076800 Pump, 1/6 hp, cast iron
A0079000 T & P gauge
A0095600 Pump, 1/12 hp, bronze
A0095700 Pump, 1/6 hp, bronze
A2000200 Induced Draft Blow/Motor
A2000400 Temperature/Pressure Gauge
A2000600 Gauge, Temperature
A2002500 Taco Pump
A2003100 Pressure Relief Valve, 125 psi
A2003200 Water Tank Anode
A2003300 Temp/Press Relief Valve
A2003900 Motor, Blower, Nat & LP
A2010100 Shaft & Bearing Module, Armstrong, all sizes
A2010200 Seal Kit, Armstrong, all sizes
A2010301 Impeller 3-1/4", Armstrong 1/3 hp
A2010303 Impeller 5-1/4", Armstrong 3/4 hp
A2010304 Impeller 4.53" dia. (Armstrong 1050)
A2010305 Impeller 4.85" dia. (Armstrong 1050)
A2010400 Coupler Assy, Armstrong 1/3 hp
A2010500 Coupler Assy, Armstrong 1/2 + 3/4 hp
A2080000 Pressure Relief Valve
A2085300 Tank, 30 Gallon, Single Wall
A2085301 Tank, 30 Gallon, Double Wall
A2085400 Relief Valve
A2085600 Check Valve, 3/4 NPT
A2085700 Drain Valve, Tank, 3/4 NPT
A2085900 Well, Temp Control Sensor
A2086100 Water Tank, 80 Gallon
A2086600 Check Valve, 11/4 NPT
A2086700 Flange, 3/4 NPT
A2087500 Motor, Blower, Nat & LP
A2087600 Access Handle 
A2088100 Motor, Blower, Nat & LP
A2089000 1 hp Pump, Hard Water 
A2089700 3/4 hp Pump, Soft/Normal water 
A2108100 Plastic Cover for Blower
A2108600 Pump, hard water, 3hp
A2108700 Pump, normal water, 1-1/2hp
A2108800 Relief Valve, PNCH, 75 psi
A2109700 Pump, 1 hp
A2109800 Pump, Grundfos (black)
A2109900 Valve, Butterfly, 2 Way
A2110000 Valve Actuator
A2110300 Pump, normal water, 1hp
A2110400 Pump, hard water, 1-1/2hp
A2110500 Pump, normal water, 1hp
A2110600 Pump, hard water, 3hp
A2111200 Pump, Armstrong (red)
A2111900 Blower
BR001001 Tube Assy (104#)
BR001002 Tube Assy (116#)
BR001003 Tube Assy (130#)
BR001004 Tube Assy (142#)
BR001005 Tube Assy (156#)
BR001006 Tube Assy (173#)
BR001007 Tube Assy (192#)
BR001008 Tube Assy (197#)
BR001009 Tube Assy (218#)
BR001101 Tube Assy (128#)
BR001102 Tube Assy (133#)
BR001103 Tube Assy (142#)
BR001104 Tube Assy (148#)
BR001105 Tube Assy (165#)
BR001106 Tube Assy (190#)
BR001107 Tube Assy (204#)
BR001108 Tube Assy (224#)
BR001109 Tube Assy (235#)
BR010801 Tube Assy (398#)
BR010802 Tube Assy (419#)
BR010803 Tube Assy (495#)
BR010804 Tube Assy (520#)
BR010805 Tube Assy (640#)
BR010806 Tube Assy (694#)
BR010807 Tube Assy (720#)
BR098401 Tube Assy (92#)
BR098402 Tube Assy (106#)
BR098403 Tube Assy (119#)
BR098404 Tube Assy (128#)
BR098405 Tube Assy (144#)
BR098406 Tube Assy (161#)
BR098407 Tube Assy (171#)
BR098408 Tube Assy (193#)
BR098409 Tube Assy (206#)
BR098901 Tube Assy (382#)
BR098902 Tube Assy (415#)
BR098903 Tube Assy (480#)
BR098904 Tube Assy (540#)
BR098905 Tube Assy (595#)
BR098906 Tube Assy (645#)
BR098907 Tube Assy (719#)
BR300101 Combustion Chamber Repl Kit
BR300102 Combustion Chamber Repl Kit
BR300103 Combustion Chamber Repl Kit
BR300104 Combustion Chamber Repl Kit
BR300105 Combustion Chamber Repl Kit
BR300106 Combustion Chamber Repl Kit
BR300301 Tile Assy Kit
BR300302 Tile Assy Kit
BR300303 Tile Assy Kit
BR300304 Tile Assy Kit
BR300305 Tile Assy Kit
BR300306 Tile Assy Kit
BR300401 Burner Plenum Kit
BR300402 Burner Plenum Kit
BR300403 Burner Plenum Kit
BR300404 Burner Plenum Kit
BR300405 Burner Plenum Kit
BR300406 Burner Plenum Kit
BR300501 Core Replacement Kit
BR300502 Core Replacement Kit
BR300503 Core Replacement Kit
BR300504 Core Replacement Kit
BR300505 Core Replacement Kit
BR300506 Core Replacement Kit
BR441702 Tube Assy
BR441704 Tube Assy
BR441706 Tube Assy
BR441708 Tube Assy
BR441710 Tube Assy
BR441712 Tube Assy
BR441714 Tube Assy
BR441716 Tube Assy
BR472702 Tube Assy/Cupro-Nickle
BR472704 Tube Assy/Cupro-Nickle
BR472706 Tube Assy/Cupro-Nickle
BR472708 Tube Assy/Cupro-Nickle
BR472710 Tube Assy/Cupro-Nickle
BR472712 Tube Assy/Cupro-Nickle
BR472714 Tube Assy/Cupro-Nickle
BR472716 Tube Assy/Cupro-Nickle
BR534701 Tube Assy (105#)
BR534702 Tube Assy (110#)
BR534703 Tube Assy (119#)
BR534704 Tube Assy (125#)
BR534705 Tube Assy (142#)
BR534706 Tube Assy (167#)
BR534707 Tube Assy (181#)
BR534708 Tube Assy (201#)
BR534709 Tube Assy (212#)
BR542901 Tube Assy (119#)
BR542902 Tube Assy (124#)
BR542903 Tube Assy (133#)
BR542904 Tube Assy (139#)
BR542905 Tube Assy (156#)
BR542906 Tube Assy (181#)
BR542907 Tube Assy (195#)
BR542908 Tube Assy (215#)
BR542909 Tube Assy (226#)
BR553701 Tube Assy (115#)
BR553702 Tube Assy (120#)
BR553703 Tube Assy (132#)
BR553704 Tube Assy (152#)
BR553705 Tube Assy (163#)
BR553706 Tube Assy (175#)
BR553707 Tube Assy (190#)
BR553708 Tube Assy (208#)
BR553709 Tube Assy (218#)
BR665901 Tube Assy (115#)
BR665902 Tube Assy (120#)
BR665903 Tube Assy (123#)
BR665904 Tube Assy (133#)
BR665905 Tube Assy (160#)
BR665906 Tube Assy (172#)
BR665907 Tube Assy (196#)
BR665908 Tube Assy (212#)
BR665909 Tube Assy (225#)
BR670401 Tube Assy (124#)
BR670402 Tube Assy (129#)
BR670403 Tube Assy (141#)
BR670404 Tube Assy (161#)
BR670405 Tube Assy (172#)
BR670406 Tube Assy (184#)
BR670407 Tube Assy (199#)
BR670408 Tube Assy (217#)
BR670409 Tube Assy (227#)
CA003300 Adapter Kit, Mascot, 2.5 BPST to 2.5 NPT / 2 IPS
D2000401 Vent Terminal 6"
D2004201 Transition 4" w/o damper
D2004300 Vent Terminal 4"
D2005000 Power Venter, 50/75/100
D2006001 Power Venter, 125/160
D2006002 Power Venter, 225
E0013000 Flow switch
E0013100 Flow Switch (indoor)
E0015900 High Limit, Man. Reset, PNCH
E0016000 Operating Control/Thermostat, Low Temp,
E0023300 High Gas Pressure Switch, Manual Reset
E0023500 Low Gas Pressure Switch, Manual Reset
E0026400 Immersion Well (stainless)
E0032500 Gasket, Hi-Limit Switch
E0034300 Gasket, Thermostat
E0064500 Thermostat, Controller
E0067600 Outdoor Temperature Reset (1:1)
E0067900 Low-Water Cutoff
E0071300 Light,Indicator, 110V
E0076400 Temperature Controller, Modulating
E0076600 Relay (DPDT)
E0076700 Relay (DPDT)
E0077000 On/Off Toggle Switch
E0081900 Outdoor Reset 1:1.5 - 2-Stage
E0082100 Low-Temp Ctrl,  2-Stage (0-110°F)
E0084200 Outdoor Reset 1:1 - 2-Stage
E0084400 Fuse 2 Amp
E0086800 Toggle Switch
E0088400 Inducer Relay DPNO
E0088400     Relay, DPNO 
E0089201     Damper Adaptor Harness             
E0093200 2-Stage Temperature Control
E0093800 Operating Control/Thermostat, Modulating
E0098300 Relay (SPST) pump mounted units
E0098500 Terminal Strip
E0098500     Terminal Strip                      
E0099100 Vent Damper Wire Harness, 50-100       
E0099101     Vent Damper Wire Harness, 125-225           
E0101800 Terminal block, 12 position
E0109200 Switch, toggle, 3-position
E0121000 Switch, Spillage
E0121000     Blocked Vent Safety Switch            
E0124700 Relay Time Delay (EM2)
E0141102 Automatic Vent Damper w/ wires
E0141103 Automatic Vent Damper w/ wires
E0180500 Transformer, 115/230, 50VA
E0205000 Module, Temp Control - used w/ probe
E0234201 Immersion well, high limit
E0242900 Pressure Switch, Air
E0253100 Controller, temp, PNCH 
E0253200 Controller, temp, PNCV
E0253400 Ignition control
E0253900 Thermistor probe
E0254000 Blower, all
E2034200 Light, Indicator, Green
E2034300 Light, Indicator, Amber
E2034400 Light, Indicator, Red
E2039500 Terminal block, 2 position
E2057700 Operating Control, 4-Stage (T775) - Digital 
E2058400 Well (outdoor reset, inlet side)
E2071501 Vent Damper 4", JVS/JVT 50
E2071502 Damper Assembly 5", JVS/JVT 75-100
E2071503 Damper Assembly 6", JVS/JVT 125-160
E2071504 Damper Assembly 7", JVS/JVT 225
E2071700 Bracket, Vent Damper Actuator
E2073600 Operating Control/Thermostat, Low Temp,
E2074400 Transformer, 115/24V (50VA)
E2074501 Switch, Air Pressure, 0-5000 ft, 50-100
E2074502 Switch, Air Pressure, 0-5000 ft, 125-160
E2074503 Fan Proving Switch (0-5000')
E2074504 Fan Proving Switch (5001-1000')
E2074505 Switch, Air Pressure, 5001-10,000 ft, 125-160
E2074506 Fan Proving Switch (5001-10,000')
E2075900 Low Water Cutoff
E2076100 Burner Temperature Switch
E2077700 Relay, pump time delay
E2078000 Tank Aquastat
E2078500 Time Delay Relay
E2079100 Transformer, 100VA, 120/24V
E2102800 Ignition Control 100% Lockout
E2103100 Probe, Temperature Sensor
E2103200 Roll-out Safety Switch
E2103400 Electronic Temperature Reset
E2103600 Water Temp Sensor
E2103700 Temperature Sensor, HTS
E2103800 Water Temp Control
E2103900 High Limit, Manual Reset Switch
E2105100 Ignition Control, 3 try (limited to stock on hand)
E2105500 Diagnostic Board
E2105600 Panel, indicator light board
E2106600 Switch, Rocker, non pump models
E2106800 Temperature Control, 4-Stage
E2106900 Temperature Control, 2-Stage
E2107300 Ignition Control, Single Try
E2108700 Transformer
E2217700 High Limit, Auto. Reset, PNCV
E2217800 High Limit, Man. Reset, PNCV
E2304800 Manual reset high limit, PNCH
E2305400 Ignition Control, Electronic, Spark
E2305500 Ignition Control, UT, Continuous Retry
E2305900 Transformer, 220 - 110VAC
E2306700 Module, relay
E2307400 Terminal Board, Field Wiring
E2310400 Transformer, 150VA
E2310700 Terminal Bus (12 position)
E2311100 Relay, DPST, 120V Coil
E2312000 Ignition Control, 3 Try
E2312300 Pressure Switch, Air, SPDT, NO
E2312400 Pressure Switch, Air, SPDT, NC
E2312800 Transformer, 100VA
E2313900 Ignition Control, 3 Tries
E2314900 Temperature Control, Mixing System
E2318000 Wire Harness, Mixing System Temp Control
E23211800 Switch, Rocker, pump mounted units
E2324000 Wiring harness
E2324200 Manual reset high limit, PNCV
F0002100 Nut, hex, 1/4-20
F0011100 Washer, 3/8"
F0029300 Screw, #2 x 3/16"
F0031700 Screw, Hex Cap
F0034000 Screw , 8-32 x 1-1/4
F0035900 Screw, 6-32 x 5/8
F0040800 Nut, hex, 3/8"
F0046100 Bolt, dome, 3/8-16x2-1/2"
F0051400 Screw, hex, 3/8-16 x 1.75"
F0080600 Screw, pan, 1/4-20x.75"
F2007001 Securement Cable, 50
F2007002 Securement Cable, 75
F2007003 Securement Cable, 100
F2007004 Securement Cable, 125
F2007005 Securement Cable, 160
F2007006 Securement Cable
F2008200 Fasteners (5)
F2010600 Clip, U-type
F2015500 Screw, #12-14
F2022400 Spacer, gas orifice
K0010301 Flue Transition Ring
K0010302 Flue Transition Ring
K0010303 Flue Transition Ring
K0010304 Flue Transition Ring
K0010305 Flue Transition Ring
L0005500 Main Burner
L0032200 Orifice #43, Nat (0 - 3,000ft)
L0032200     Gas Orifice, Nat,  0-2000 ft 50-125              
L0032600 Orifice #45, Nat (5,001 - 8,000ft)
L0032700 Orifice #56, LP (10,001ft +)
L0032800 Orifice #55, LP (7,001 - 10,000ft)
L0032900 Orifice #54, LP (0 - 7,000ft)
L0032900     Gas Orifice, LP, 0-5000 ft 50-225                
L0036300 Main Burner
L0050200 Orifice, Nat Gas, 5001-6000 ft
L0050300 Orifice #47, Nat (8,000ft - 10,000ft)
L0050400 Orifice #48, Nat (10,000ft +)
L0050700 Orifice #44, Nat (3,001 - 5,000ft)
L0050700     Gas Orifice, Nat, 2001-5000 ft 50-125 & 
L0052500 Main Burner
L0052500     Main Burner                         
L0052601 Gas Mainfold, 50
L0052601     Gas Manifold, 50                       
L0052602 Gas Mainfold, 75
L0052602     Gas Manifold, 75                       
L0052603 Gas Mainfold, 100
L0052603     Gas Manifold, 100                       
L0052604 Gas Mainfold, 125
L0052604     Gas Manifold, 125                       
L0052605 Gas Mainfold, 160
L0052605     Gas Manifold, 160                       
L0052606 Gas Mainfold, 225
L0052606     Gas Manifold, 225                       
L0055900     Air Shutter, LP                
L0056500 Burner w/Pilot Bracket
L0056500     Burner with Pilot Bracket Assembly       
L0062900 Orifice, natural
L0063000 Orifice, LP
L0063300 Burner
L0063301 Burner w/Tap
L0063402 Manifold, gas, 2-port, 2-stage right bank
L0063403 Manifold, gas, 3-port, 2-stage right bank
L0063404 Manifold, gas, 2-port, 2-stage left bank
L0063405 Manifold, gas, 4-port, 2-stage right bank
L0063413 Manifold, gas, 3-port, 2-stage, left bank
L0063414 Manifold, gas, 4-port, left bank
L0063416 Manifold, gas, 6-port, on/off
L0063418 Manifold, gas, 8-port, on/off
L0063702 Weldment, gas manifold, main, 200
L0063703 Weldment, gas manifold, main, 300
L0063704 Weldment, gas manifold, main, 400
L2002200 Orifice Nat,  #20 DMS
L2002500 Orifice LP, #36 DMS
L2002600 Orifice LP, #37 DMS
L2002700 Orifice LP, #38 DMS
L2002800 Orifice LP, #39 DMS
L2002900 Orifice LP, #41 DMS
L2005300 Orifice LP, #42 DMS
L2005400 Orifice LP, #43 DMS
L2006100 Orifice Nat, #23 DMS
L2006400 Orifice Nat, #24 DMS
L2006700 Orifice Nat, #26 DMS
L2007000 Orifice Nat, #27 DMS
L2007300 Orifice Nat, #28 DMS
L2007600 Orifice Nat, #29 DMS
L2007900 Orifice Nat, #30 DMS
L2008000 Orifice Nat, #31 DMS
L2008100 Orifice LP, #40 DMS
L2009605 Orifice, Nat
L2009606 Orifice, Nat
L2009705 Orifice, Nat
L2009706 Orifice, LP
L2009709 Orifice, Nat
L2009903 Orifice, Nat
L2009906 Orifice, Nat
L2010002 Gas Manifold
L2011300 Orifice LP, #35 DMS
L2011900 Burner, w/o gaskets
L2012000 Burner, w/o gaskets
L2012100 Burner, w/o gaskets
L2012200 Burner Assy, 3 Burners
L2012400 Orifice, Gas, Propane
L2012500 Burner Assy, 4 Burners
L2012600 Manifold, Gas, Lower, 
L2012700 Manifold, Gas, Lower,  
L2012800 Manifold, Gas, Lower,  
L2012900 Manifold, Gas, Lower,  
L2013000 Orifice, Gas, Nat
LM-1340440 Clip For Fixing Screw
LM-400020 O-Ring
LM-400030 O-Ring
LM-5103360 Surround, Viewing Window
LM-5106510 Lateral Support
LM-5106530 Lower Traverse
LM-5107180 Control Panel Pin
LM-5107950 Frontal Traverse
LM-5108690 Plate, Blanking
LM-5109720 Bottom Closing Panel
LM-5112530 Spring Clip
LM-5113440 Panel Assy,  Right
LM-5113450 Paney Assy, Left
LM-5113650 Clip, Heat Ex., Fixing
LM-5114030 Upper Traverse
LM-5114530 Panel Assy,  Front
LM-5114580 Connections Traverse
LM-5114600 Combustion Chamber Assy
LM-5114610 Sealed Chamber Lateral Panel
LM-5114730 Primary Exchanger Fixing Clips
LM-5115330 Panel Assy, Front
LM-5115490 Combustion Chamber Assy
LM-5203930 Viewing Window
LM-5206620 Connector, Gas Valve Inlet
LM-5207730 Gasket 14,2x18x1,5 Al
LM-5209830 Control Box’s Pin
LM-5210410 Gas Valve Connector
LM-5211780 Connecting Element (gas valve/gas pipe)
LM-5211790 Comb. Chamb. Upper Cover
LM-5211800 Viewing Window
LM-5212090 Flue Thermostat Fixing Element
LM-5212150 Injector
LM-5212650 Comb. Chamb. Upper Cover
LM-5212680 Inlet Element
LM-5212690 Outlet Element
LM-5212740 Injector
LM-5212780 Gasket
LM-5212890 By-Pass Pipe Assy
LM-5400620 O-Ring, 4,47x1,78
LM-5401610 Gasket, Viewing Window
LM-5402010 O-Ring, 22,22x2,62
LM-5402080 Washer, Sealing
LM-5402830 NTC Sensor Gasket
LM-5403130 O-Ring,  22x3 Epdm
LM-5403820 O-Ring, 26,64x2,62 Ep
LM-5404520 Gasket, Plate Hea tExchanger
LM-5404650 Washer, Sealing G3/4
LM-5405340 Fuse Holder
LM-5405370 O-Ring, 23,47x2,62 Ep
LM-5405990 Potentiometer Pin
LM-5406360 O-Ring, Air Vent
LM-5406720 Pipe, Pressure Switch
LM-5407400 Gasket, Blanking Plate
LM-5407550 Gasket
LM-5408270 O-Ring, 11,91x2,62 Nbr
LM-5408560 O-Ring, 8,73x1,78 Epdm
LM-5408570 Cover, Electrical Box
LM-5408580 Panel, Access
LM-5408970 Washer, Sealing G1/2
LM-5409010 Gasket Adaptor
LM-5409020 Flue Adaptor
LM-5409060 Condense Siphon Body
LM-5409080 Comb. Chamber Gasket
LM-5409090 Burner Connection Gasket
LM-5409100 Insulation
LM-5409110 Flame Sensing Electrode Gasket
LM-5409120 Ignition Electrode Protection Cap
LM-5409130 Fan Connection Gasket
LM-5409140 Pipe, Pressure Switch
LM-5409240 Grommet, Pipe Assy
LM-5409250 Grommet, Pipe Assy
LM-5409270 Air Collector Gasket
LM-5409280 Flue Flange Cap
LM-5409290 Gasket
LM-5409350 O-Ring, 2,62x58,42
LM-5409410 Primary Exchanger Gasket
LM-5410420 Gasket
LM-5410450 Exchanger Rear Insulation
LM-5410480 Gasket
LM-5410530 Knob
LM-5410680 Flue Separator Element
LM-5410690 Flue Adaptor
LM-5410700 Gasket
LM-5410710 Gasket Adaptor
LM-5410730 Insulation
LM-5410740 Burner Connection Gasket
LM-5410750 Rubber Pipe
LM-5410760 PVC Pipe, 15x23
LM-5410850 Gasket
LM-5410860 Gasket
LM-5410880 Flue Flange Cap
LM-5411550 Rubber Pipe
LM-5411560 Epdm Pipe, 15x23 L=370
LM-5411610 Rubber Pipe
LM-5411700 Gasket
LM-5652030 Draining Tap
LM-5652190 Heat Exchanger, DHW (22 Plates) Alfa Laval
LM-5652730 Air Vent Valve
LM-5655650 Hydronic Inlet Assy
LM-5660100 Pump, Up 15-62 Grundfos
LM-5662630 Vessel, Expansion 10l, Zilmet
LM-5662810 Panel, Hydraulics Mounting
LM-5663020 No-Return Valve
LM-5663140 Panel Assy, Right
LM-5663160 Panel Assy, Left
LM-5663310 Air Vent Pipe Assy
LM-5663330 Pressure Sensing Venturi
LM-5663350 Pipe Assy, Return/Pump
LM-5663410 Panel,Combustion Box Front
LM-5663430 Burner
LM-5663750 Heating Pressure Switch
LM-5664340 Panel, Hydraulics Mounting
LM-5665130 Air/Gas Cover Assy
LM-5666120 Flow Restrictor
LM-5669870 Connections, Vacuum Pack
LM-5669900 Hydronic Safety Valve Assy
LM-5669930 Connections, Vacuum Pack
LM-5670530 Air Vent Pipe Assy
LM-5670540 Burner, 45kw
LM-5670560 Burner, 65kw
LM-5670590 Inlet Pipe Assy
LM-5670600 Outlet Pipe Assy
LM-5671090 Air/Gas Cover Assy
LM-5671130 Panel, Combustion Box Front
LM-5671520 Valve, 3 Way Assy
LM-5671540 Hydronic Inlet Assy w/ Hall Effect Sensor
LM-5671910 Filling Pipe Assy
LM-5672770 By-Pass Pipe Assy
LM-5674690 Printed Circuit Board, Siemens Lmu 34 120v
LM-5676350 Heat Exchanger, 45kw
LM-5676360 Heat Exchanger, 65kw
LM-5676530 Air Collector
LM-5676540 3 Way Valve Motor
LM-5676560 Gas Valve, Sit, Sigma 848
LM-5676570 Heat Exchanger
LM-5676580 Fan
LM-5676590 Pipe Assy, Gas
LM-5676600 Pipe, Exchanger/Heating Flow
LM-5676610 Anstos Connector
LM-5676620 Panel, Facia
LM-5676650 Fan
LM-5676670 Gas Valve,  Sit, Sigma 848
LM-5676680 Pipe, Gas Valve Inlet
LM-5676690 Gas Pipe Assy
LM-5676700 Gas Pipe Assy
LM-5676710 Panel, Facia
LM-5676720 Relay PCB
LM-600750 Sanitary Plug Assy
LM-600760 Dhw Paddle Assy
LM-605760 Heating Plate Assy
LM-607290 Air Vent, Automatic
LM-611930 Filling Tap Assy
LM-612130 Filling Knob Assy
LM-615380 Condense Siphon Plug Assy
LM-617100 Hydronic Outlet, By-Pass Assy
LM-617140 Filter Venturi And Paddle Assy
LM-618480 Retaining Valve
LM-618520 Pressure Sensing Venturi
LM-714010410 End Cap, Single, Venting, Mascot 1.450, 1.650
LM-714010610 Horizontal Chimney Terminal, Vent, Mascot 1.450, 1.650
LM-714016969 Vent Adapt. Kit, ABS/PVC, Mascot, 1.450, 1.650
LM-714017710 Interior Wall Trim Plate, Vent, Mascot 1.330, 330
LM-714017777 Kit, Indirect Tank Sensor
LM-714018510 Interior Wall Trim Plate, Vent, Mascot 1.450, 1.650
LM-714036610 Pitched Roof Jack, Vent, Mascot
LM-714050410 Exterior Wall Plate, Vent, Mascot 1.450, 1.650
LM-714059112 Coax Vent Splitter Kit, Mascot, 1.330, 330
LM-714059210 90° Ell, polypropylene vent, Mascot 1.450, 1.650
LM-714059310 45° Ell, polypropylene vent, Mascot 1.450, 1.650
LM-714059410 Extension Tube, 3', polypro Vent, Mascot 1.450, 1.650
LM-714059511 Coax Extension, 3', Mascot 1.330, 330
LM-714059611 Coax Horiz. Vent, 3', w/Terminal
LM-714059712 Coax 90° Ell, Vent, Mascot 1.330, 330
LM-714059812 Coax 45° Ell, Vent, Mascot 1.330, 330
LM-714059910 Extension Tube, 1.5', Polypro Vent, Mascot 1.450, 1.650
LM-714072511 Controller Interface Card for QAA73, Mascot
LM-714072611 Controller, Mascot, QAA73
LM-714072811 Outdoor Air Temp Sensor, Mascot
LM-714076810 Indirect Tank Sensor, Mascot
LM-714088510 Coax Extension, 3', Mascot 1.450, 1.650
LM-714088610 Coax Extension, 1.5', Mascot 1.450, 1.650
LM-714088710 Coax 90° Ell, Vent, Mascot 1.450, 1.650
LM-714088810 Coax 45° Ell, Vent, Mascot 1.450, 1.650
LM-714088910 Coax Terminal, Mascot 1.450, 1.650
LM-714089010 Coax Vent Splitter Kit, Mascot, 1.450, 1.650
LM-714093410 Shutter Kit, Condensate, Mascot 1.450, 1.650
LM-714093510 Coax Vert Terminal Kit, Mascot
LM-714093610 Flat roof jack, Vent, Mascot