Furnace

Model # GS100MA Official Amana gas-fired furnace

Here are the diagrams and repair parts for Official Amana GS100MA gas-fired furnace, as well as links to manuals and error code tables, if available.

By Schematic
SELECT DIAGRAM
?

This is the number corresponding to the part on the diagram / schematic

Browse Parts for
GS100MA Gas-Fired Furnace
Rear Panel Assembly 270-7000
#33D

(gs050) (gs075) (gs100) (gs125) (gs150) (gs165) diagram

Rear panel assembly

Part #270-7000

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

Furnace Blower Wheel 20-5045
#5E

(gs50ah) (gs50aa) (gs50a2) (gs50da) (gs075ah) (gs075aa) (gs075a2) (gs075da) (gs075a3) (gs075fa) (gs075bh) (gs075ma) (gs075b2) (gs075pa) (gs075ra) (gs075b3) (gs100aa) (gs100ah) (gs100a2) (gs100da) (gs100fa) (gs100a3) (gs100a4) (gs100ga) (gs100bh) (gs100ma diagram

Furnace blower wheel

Part #20-5045

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

Furnace Blower Access Panel 268-2460
#35B

(gs050) (gs075) (gs100) (gs125) (gs150) (gs165) diagram

Furnace blower access panel

Part #268-2460

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

Blower Bearing (2 Req'd) 3/4" Lau 7114 20-5030
#7

(gs50ah) (gs50aa) (gs50a2) (gs50da) (gs075ah) (gs075aa) (gs075a2) (gs075da) (gs075a3) (gs075fa) (gs075bh) (gs075ma) (gs075b2) (gs075pa) (gs075ra) (gs075b3) (gs100aa) (gs100ah) (gs100a2) (gs100da) (gs100fa) (gs100a3) (gs100a4) (gs100ga) (gs100bh) (gs100ma diagram

Blower bearing (2 req'd) 3/4" lau 7114

Part #20-5030

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

Vestibule Panel - A Units 268-5010
#37B

(gs050) (gs075) (gs100) (gs125) (gs150) (gs165) diagram

Vestibule panel - a units

Part #268-5010

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

Nameplate Panel 269-2810
#74C

(gs050) (gs075) (gs100) (gs125) (gs150) (gs165) diagram

Nameplate panel

Part #269-2810

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

Mainfold Assembly (less Controls) 985-1157
#45A

(gs050) (gs075) (gs100) (gs125) (gs150) (gs165) diagram

Mainfold assembly (less controls)

Part #985-1157

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

Vestibule Panel - B Units 298-5011
#37I

(gs050) (gs075) (gs100) (gs125) (gs150) (gs165) diagram

Vestibule panel - b units

Part #298-5011

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

Drafthood Assembly 975-0248
#44A

(gs050) (gs075) (gs100) (gs125) (gs150) (gs165) diagram

Drafthood assembly

Part #975-0248

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

Heat-cool Relay 22-9638
Heat-cool relay

Part #22-9638

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

Effective articles & videos to help repair your furnaces

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.…

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.…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…