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Amana
Furnace

Model # GSC-100-AH Official Amana gas-fired counterflow furnace

Here are the diagrams and repair parts for Official Amana GSC-100-AH gas-fired counterflow furnace, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 164 parts  |
Blower Wheel - 1/2" Bore 20-5089
Blower wheel - 1/2" bore

Part #20-5089

The manufacturer no longer makes this part, and there's no substitute part

Base Assembly 370-4000
#30D

Replacement parts diagram

Base assembly

Part #370-4000

The manufacturer no longer makes this part, and there's no substitute part

Drafthood Assembly 975-0252
#44E

Replacement parts diagram

Drafthood assembly

Part #975-0252

The manufacturer no longer makes this part, and there's no substitute part

Manifold Assembly (less Controls) 985-1163
#45C

Replacement parts diagram

Manifold assembly (less controls)

Part #985-1163

The manufacturer no longer makes this part, and there's no substitute part

Blower Wheel 7/16 Bore 20-5085
#5A

Replacement parts diagram

Blower wheel 7/16 bore

Part #20-5085

The manufacturer no longer makes this part, and there's no substitute part

Manifold Assembly (less Controls) 985-1152
#45B

Replacement parts diagram

Manifold assembly (less controls)

Part #985-1152

The manufacturer no longer makes this part, and there's no substitute part

Blower Wheel - 1/2" Bore 20-5090
#5B

Replacement parts diagram

Blower wheel - 1/2" bore

Part #20-5090

The manufacturer no longer makes this part, and there's no substitute part

Blower Base - 10-10d 370-4860
#52G

Replacement parts diagram

Blower base - 10-10d

Part #370-4860

The manufacturer no longer makes this part, and there's no substitute part

Blower Assembly (complete W/motor) 980-0276
#1A

Replacement parts diagram

Blower assembly (complete w/motor)

Part #980-0276

The manufacturer no longer makes this part, and there's no substitute part

Blower Assembly (complete W/motor) 980-0199
#1C

Replacement parts diagram

Blower assembly (complete w/motor)

Part #980-0199

The manufacturer no longer makes this part, and there's no substitute part

Symptoms for gas ranges

Why won't my range's gas burner spark or ignite?

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure…

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Why isn't my range's gas burner heating properly?

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Repair guides for gas ranges

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How to replace oven door hinges on a gas range

See how to replace the oven door hinges on a gas range yourself, in just 30 minutes.…

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How to replace a range spark igniter switch

Follow these steps to replace the spark igniter switch—sometimes called a burner switch or spark switch—on a gas or dual…

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Repair difficulty
Time required
 60 minutes or less
How to replace a range spark igniter electrode

How to replace a range spark igniter electrode

Learn how to replace the spark igniter electrode for the surface burners on a gas range or dual-fuel range.…

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Repair difficulty
Time required
 45 minutes or less

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