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Goodman GUN075-3B gas furnace Parts
Here are the diagrams and repair parts for Goodman GUN075-3B gas furnace, as well as links to manuals and error code tables, if available.
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Browse Parts for GUN075-3B Gas Furnace
Casing diagram
Casing Assembly
Part #18161-39S
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger assembly diagram
Gasket Kit
Part #13926-103
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger assembly diagram
Secondary Ai
Part #18820-09
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
Secondary He
Part #B18646-01
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger assembly diagram
Limit, 240f,
Part #B13700-03
The manufacturer no longer makes this part, and there's no substitute part
Gas train diagram
Burner Assembly
Part #B18225-11
The manufacturer no longer makes this part, and there's no substitute part
Casing diagram
Top Channel (gun100-4b, Gus100-4)
Part #18221-05S
The manufacturer no longer makes this part, and there's no substitute part
Misc. electrical/hardware diagram
Vent Pipe &
Part #B18105-00
The manufacturer no longer makes this part, and there's no substitute part
Casing diagram
Casing Assembly
Part #18161-30S
The manufacturer no longer makes this part, and there's no substitute part
Repair guides for side-by-side refrigerators
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If your refrigerator isn't running, an electronic control board failure could be the problem. A service technician can d…
Repair time and Difficulty
15 minutes or less
How to replace a press-in door gasket in a side-by-side refrigerator
The door gasket seals the gap around the door to keep the cold air in and the warm air out. Replace a worn or damaged do…
Repair time and Difficulty
15 minutes or less
How to replace an ice maker in a side-by-side refrigerator
Learn how to replace the ice maker in a side-by-side refrigerator with these step-by-step instructions.…
Repair time and Difficulty
30 minutes or less
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