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Janitrol GUS100-4 gas furnace Parts
Here are the diagrams and repair parts for Janitrol GUS100-4 gas furnace, as well as links to manuals and error code tables, if available.
By Schematic
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Browse Parts for GUS100-4 Gas Furnace
Misc. electrical/hardware diagram
Door Switch
Part #B13708-18
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger assembly diagram
Manifold Bra
Part #18159-02
The manufacturer no longer makes this part, and there's no substitute part
Gas train diagram
Manifold, 3
Part #B18264-13
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger assembly diagram
Heat Exchange
Part #18212-28S
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger assembly diagram
Flue Restrictor (gun100-4b, Gus100-4)
Part #18248-11S
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger assembly diagram
Secondary Air Door (gus075-3)
Part #18820-07
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger assembly diagram
Burner Box T
Part #18823-01
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger assembly diagram
Secondary He
Part #B18646-00
The manufacturer no longer makes this part, and there's no substitute part
Gas train diagram
Manifold, 4
Part #B18264-14
The manufacturer no longer makes this part, and there's no substitute part
Casing diagram
Control Acce
Part #18813-11P
The manufacturer no longer makes this part, and there's no substitute part
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