CALL | DESCRIPTION | 334  | 404  | 514  | 624  | 724  | 824  | 
B  | BURNER TRAY | 
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Burner Tray w/Burners (Sea Level)*  | 001851F  | 001852F  | 001853F  | 001855F  | 001857F  | 001859F  | |
  | Burner Tray w/o Burners (Sea Level)*  | 001863F  | 001864F  | 001865F  | 001867F  | 001869F  | 001871F  | 
Burner Tray w/Burners (Sea Level)*  | 
  | 
  | 001854F  | 001856F  | 001858F  | 001860F  | |
  | Burner Tray w/Burners Robertshaw(Sea Level)*  | 
  | 
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  | 004925F  | 004926F  | 
  | Burner Tray w/o Burners (Sea Level)*  | 
  | 
  | 001866F  | 001868F  | 001870F  | 001872F  | 
  | Burner Tray w/o Burners Robertshaw(Sea Level)*  | 
  | 
  | 
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  | 004930F  | 004931F  | 
Burner Spacer/Hold Down Bracket Kit  | 001875F  | 001876F  | 001877F  | 001878F  | 001879F  | 001880F  | |
Burner  | 301210/20  | 301210/24  | 301210/31  | 301210/38  | 301210/44  | 301210/50  | |
Burner Ori?ce Nat. #48 (Sea Level)*  | 350077F/20  | 350077F/24  | 350077F/31  | 350077F/38  | 350077F/44  | 350077F/50  | |
  | Burner Ori?ce Pro. #57 (Sea Level)*  | 350083F/20  | 350083F/24  | 350083F/31  | 350083F/38  | 350083F/44  | 350083F/50  | 
C  | CONTROLS | 
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Auto Reset Fixed High Limit 240°F  | 
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  | 008554F  | 008554F  | 008554F  | 008554F  | |
Manual Reset Adjustible High Limit 240°F Max  | 007144F  | 007144F  | 007144F  | 007144F  | 007144F  | 007144F  | |
  | Manual Reset Adjustible High Limit 200°F Max  | 008081F  | 008081F  | 008081F  | 008081F  | 008081F  | 008081F  | 
  | Auto Reset Dualstat  | 004092F  | 004092F  | 004092F  | 004092F  | 004092F  | 004092F  | 
  | Manual Reset Dualstat  | 
  | 
  | 004092F  | 004092F  | 004092F  | 004092F  | 
  | Auto Reset Adjustible High Limit 240°F Max  | 007141F  | 007141F  | 007141F  | 007141F  | 007141F  | 007141F  | 
  | Auto Reset Adjustible High Limit 200°F Max  | 012546F  | 012546F  | 012546F  | 012546F  | 012546F  | 012546F  | 
  | Auto Reset Adjustible High Limit 180°F Max  | 006445F  | 006445F  | 006445F  | 006445F  | 006445F  | 006445F  | 
  | Controller Modulating (H2)  | 
  | 
  | 600524  | 600524  | 600524  | 600524  | 
  | Controller 2 Stage (H3)  | 
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  | 007392F  | 007392F  | 007392F  | 007392F  | 
  | Controller 2 Stage (W3)  | 
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  | 006760F  | 006760F  | 006760F  | 006760F  | 
  | Controller 4 Stage (W3)  | 
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  | 006759F  | 006759F  | 006759F  | 006759F  | 
  | Controller (H6) See B3/B6000 Chart  | 
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  | Controller B5 (H2)  | 
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  | 600503  | 600503  | 600503  | 600503  | 
Flow Switch  | 007142F  | 007142F  | 007142F  | 007142F  | 007142F  | 007142F  | |
Low Water Cut Off (Not Shown)  | 006202F  | 006202F  | 006202F  | 006202F  | 006202F  | 006202F  | |
Thermostat Economaster  | 003609F  | 003609F  | 003609F  | 003609F  | 003609F  | 003609F  | |
Flow Switch Paddle (McDonnel Miller)  | 004079F  | 004079F  | 004079F  | 004079F  | 004079F  | 004079F  | |
  | Flow Switch Paddle (Taco)  | 010026F  | 010026F  | 010026F  | 010026F  | 010026F  | 010026F  | 
Economaster II Control  | 004675F  | 004675F  | 004675F  | 004675F  | 004675F  | 004675F  | |
G  | GAS VALVES | SEE GAS VALVE REPLACEMENT CHART.  | 
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H  | HEAT EXCHANGER | 
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Heat Exch. Assy. Cast Iron  | 002319F  | 002320F  | 002321F  | 002322F  | 002323F  | 002324F  | |
  | Heat Exch. Assy. Brass  | 002325F  | 002326F  | 002327F  | 002328F  | 002329F  | 002330F  | 
  | Heat Exch. Assy. Cast Iron w/Pump Header  | 002331F  | 002332F  | 002333F  | 002334F  | 002335F  | 002336F  | 
  | Heat Exch. Assy. Brass w/Pump Header  | 002337F  | 002338F  | 002339F  | 002340F  | 002341F  | 002342F  | 
  | Heat Exch. Assy. Cast Iron w/Pump Header (N)  | 002343F  | 002344F  | 002345F  | 002346F  | 002347F  | 002348F  | 
  | Heat Exch. Assy. Brass w/Pump Header (N)  | 002349F  | 002350F  | 002351F  | 002352F  | 002353F  | 002354F  | 
  | Heat Exch. Assy. Cast Iron Cupro Nickel (N)  | 002355F  | 002356F  | 002357F  | 002358F  | 002359F  | 002360F  | 
  | Heat Exch. Assy. Brass Cupro Nickel (N)  | 002361F  | 002362F  | 002363F  | 002364F  | 002365F  | 002366F  | 
Inlet/Outlet Header Cast Iron  | 002219F  | 002219F  | 002219F  | 002219F  | 002219F  | 002219F  | |
  | Inlet/Outlet Header Brass  | 002220F  | 002220F  | 002220F  | 002220F  | 002220F  | 002220F  | 
  | Inlet/Outlet Header Cast Iron (N)  | 002217F  | 002217F  | 002217F  | 002217F  | 002217F  | 002217F  | 
  | Inlet /Outlet Header Brass (N)  | 002218F  | 002218F  | 002218F  | 002218F  | 002218F  | 002218F  | 
Return Header Cast Iron  | 002221F  | 002221F  | 002221F  | 002221F  | 002221F  | 002221F  | |
  | Return Header Brass  | 002222F  | 002222F  | 002222F  | 002222F  | 002222F  | 002222F  | 
  | Return Pump Header Cast Iron  | 002223F  | 002223F  | 002223F  | 002223F  | 002223F  | 002223F  | 
  | Return Pump Header Brass  | 002224F  | 002224F  | 002224F  | 002224F  | 002224F  | 002224F  | 
Tube Bundle  | 002367F  | 002368F  | 002369F  | 002370F  | 002371F  | 002372F  | |
  | Tube Bundle Cupro Nickle (N)  | 002373F  | 002374F  | 002375F  | 002376F  | 002377F  | 002378F  | 
Heat Exchange Tube  | 002379F  | 002380F  | 002381F  | 002382F  | 002383F  | 002384F  | |
  | Heat Exchange Tube Cupro Nickel (N)  | 002385F  | 002386F  | 002387F  | 002388F  | 002389F  | 002390F  | 
Baf?e Kit  | 001616F  | 001617F  | 001618F  | 001619F  | 001620F  | 001621F  | |
Stud Bolt Kit  | 001051F  | 001051F  | 001051F  | 001051F  | 001051F  | 001051F  | |
  | Stud Bolt Kit w/Pump Header  | 001527F  | 001527F  | 001527F  | 001527F  | 001527F  | 001527F  | 
Header Gasket  | 800001B  | 800001B  | 800001B  | 800001B  | 800001B  | 800001B  | |
Sensor Well  | 007211F  | 007211F  | 007211F  | 007211F  | 007211F  | 007211F  | |
Well Retaining Clip  | 300203  | 300203  | 300203  | 300203  | 300203  | 300203  | |
*FOR ALTITUDES ABOVE 2,000 FEET ABOVE SEA LEVEL, CONSULT THE FACTORY.