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Goodman GMPN100-4 gas furnace Parts
Here are the diagrams and repair parts for Goodman GMPN100-4 gas furnace, as well as links to manuals and error code tables, if available.
Owner’s manualBy Schematic
SELECT DIAGRAM
Browse Parts for GMPN100-4 Gas Furnace
#NI17
All parts diagram
Harness
Part #28784-00S
The manufacturer no longer makes this part, and there's no substitute part
Burner box/control panel/blower diagram
Burner
Part #40227-04S
The manufacturer no longer makes this part, and there's no substitute part
Burner box/control panel/blower diagram
Burner Rack Assembly 2 Cell (gmpn040-3)
Part #4022700S
The manufacturer no longer makes this part, and there's no substitute part
Cabinet diagram
Furnace Burner Flame Sight Port Bushing
Part #B13921-39
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger diagram
Gasket 5cell
Part #B28326-02
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger diagram
Front Panel
Part #28301-03
The manufacturer no longer makes this part, and there's no substitute part
Cabinet diagram
Furnace Door Catch
Part #B13921-46
The manufacturer no longer makes this part, and there's no substitute part
Cabinet diagram
Blower Access Door 24.5" (gmpn120-5)
Part #0221F00034PBB
The manufacturer no longer makes this part, and there's no substitute part
Cabinet diagram
Furnace Flue Restrictor Plate, 1.5-in
Part #B28649-05
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger diagram
Furnace Flue Collector Box, 14-in
Part #2820004S
The manufacturer no longer makes this part, and there's no substitute part
Symptoms for gas ranges
Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, control system failure, faulty t…
Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure…
Repair guides for gas ranges
How to replace a gas range oven igniter
If your gas oven doesn't heat up, the problem could be a faulty oven igniter. These step-by-step instructions guide you …
Repair time and Difficulty
45 minutes or less
How to replace an oven temperature sensor on a gas range
See how to replace an oven temperature sensor on a gas range.…
Repair time and Difficulty
15 minutes or less
How to replace a gas range oven control board
These step-by-step instructions explain how to replace an oven control board on a gas range…
Repair time and Difficulty
15 minutes or less
Effective articles & videos to help repair your furnaces
Get expert tips for preparing your furnace for winter. Follow maintenance tips to keep your furnace in top shape.…
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