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Janitrol GUN125-5B gas furnace Parts
Here are the diagrams and repair parts for Janitrol GUN125-5B gas furnace, as well as links to manuals and error code tables, if available.
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Browse Parts for GUN125-5B Gas Furnace
Heat exchanger assembly diagram
Flue Restrictor (gun075-3b, Gus075-3)
Part #18248-01S
The manufacturer no longer makes this part, and there's no substitute part
Casing diagram
Casing Assembly
Part #18161-29S
The manufacturer no longer makes this part, and there's no substitute part
Casing diagram
Casing Assembly
Part #18161-40S
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger assembly diagram
Comb Box Frt
Part #18820-15
The manufacturer no longer makes this part, and there's no substitute part
Misc. electrical/hardware diagram
Rubber Coupl
Part #B18104-00
The manufacturer no longer makes this part, and there's no substitute part
Misc. electrical/hardware diagram
Rubber Sleev
Part #B18104-01
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger assembly diagram
Flue Collector (gun050-2b, Gun075-3b, Gus050-2, Gus075-3)
Part #18812-14
The manufacturer no longer makes this part, and there's no substitute part
Blower assembly diagram
Motor
Part #B13400-12
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger assembly diagram
Burner Box T
Part #18823-02
The manufacturer no longer makes this part, and there's no substitute part
Gas train diagram
Burner Assembly
Part #B18225-10
The manufacturer no longer makes this part, and there's no substitute part
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