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Amana
Furnace

Model # GH100 Official Amana gas horizontal furnace

Here are the diagrams and repair parts for Official Amana GH100 gas horizontal 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 171 parts  |
Top And/or Bottom Panel Assembly 596-1100
#3C

Renewal parts diagram

Top and/or bottom panel assembly

Part #596-1100

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

Fan & Limit Control - 200 Degrees Stop M-h L4064a1339 21-0384
#53B

Renewal parts diagram

Fan & limit control - 200 degrees stop m-h l4064a1339

Part #21-0384

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

Drafthood Assembly 975-0461
#11A

Renewal parts diagram

Drafthood assembly

Part #975-0461

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

Furnace Blower Housing 980-1257

#NI

All parts diagram

Furnace blower housing

Part #980-1257

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

Motor Mount 20-4181
#48

Renewal parts diagram

Motor mount

Part #20-4181

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

Drafthood Mounting Slip Joint 990-0498

#NI

All parts diagram

Drafthood mounting slip joint

Part #990-0498

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

Junction Box Cover & Transformer Assembly 970-0145

#NI

All parts diagram

Junction box cover & transformer assembly

Part #970-0145

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

Blower Assembly (complete W/motor), 10-8 980-0152

#NI

All parts diagram

Blower assembly (complete w/motor), 10-8

Part #980-0152

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

Top And/or Bottom Panel Assembly 597-1100
#3D

Renewal parts diagram

Top and/or bottom panel assembly

Part #597-1100

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

Top And/or Bottom Panel Assembly 595-1100
#3B

Renewal parts diagram

Top and/or bottom panel assembly

Part #595-1100

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

Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

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Why does my treadmill's walking belt slow down?

Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor…

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Why is my treadmill's walking belt slipping?

Main causes: damaged walking belt, improper belt tension, bad roller bearing…

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Why is my treadmill's walking belt off center?

Main causes: rear roller out of alignment, damaged walking belt, bad roller…

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Why won't my treadmill start even though the console display works?

Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor…

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Why is my treadmill's heart rate sensor not accurate?

Main causes: faulty sensors, wiring failure, bad control console…

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Why does my treadmill have no display?

Main causes: bad control console, wiring failure, bad motor control board…

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Why won't my treadmill power up?

Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor co…

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Repair guides for treadmills

These step-by-step repair guides will help you safely fix what’s broken on your treadmill.

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How to replace a treadmill motor controller

How to replace a treadmill motor controller

Your treadmill motor won't run with a defective motor controller. Replace the motor controller if it doesn't operate the…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill drive motor

How to replace a treadmill drive motor

A defective drive motor won't run when activated by the motor controller. Replace the treadmill drive motor if it doesn'…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill walking board

How to replace a treadmill walking board

A worn-out walking board creates friction with the walking belt and causes the belt to slow down during use. Replace the…

Read more
Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your furnaces

Use the advice and tips in these articles and videos to get the most out of your treadmill.

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How to get your furnace ready for winter

How to get your furnace ready for winter

Get expert tips for preparing your furnace for winter. Follow maintenance tips to keep your furnace in top shape.…

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Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

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Top questions about Sears and Sears PartsDirect

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