Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Tips to find your model number
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Amana
Furnace

Model # SU-125BH Official Amana gas-fired upflow furnace

Here are the diagrams and repair parts for Official Amana SU-125BH gas-fired upflow furnace, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

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

Search
ALL PARTS
Showing 10 of 197 parts  |
Pilostat Power Unit (ab389418) 21-1003
Pilostat power unit (ab389418)

Part #21-1003

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

Rear Panel Assembly 252-7000
#33C

(su-75) (su-100) (su-125) (su-150) (su-175) (su-200) diagram

Rear panel assembly

Part #252-7000

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

Furnace Blower Shaft 20-5021
#6

(su-125ah) (su-125a3) (su-125a4) (su-125bh) (su-125b3) (su-125b4) (su-150ah) (su-150a3) (su-150a4) (su-150bh) (su-150b4) (su-150b5) (su-175bh) (su-175b4) (su-175b5) (su-200bh) (su-200b5) (su-200b6) diagram

Furnace blower shaft

Part #20-5021

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

Heat-cool Relay 22-9645
#24B

(su-125ah) (su-125a3) (su-125a4) (su-125bh) (su-125b3) (su-125b4) (su-150ah) (su-150a3) (su-150a4) (su-150bh) (su-150b4) (su-150b5) (su-175bh) (su-175b4) (su-175b5) (su-200bh) (su-200b5) (su-200b6) diagram

Heat-cool relay

Part #22-9645

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

Adjustable Air Shutter 910-0201
#52A

(su-75) (su-100) (su-125) (su-150) (su-175) (su-200) diagram

Adjustable air shutter

Part #910-0201

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

Flue Restrictor Plate 975-1090
#39A

(su-75) (su-100) (su-125) (su-150) (su-175) (su-200) diagram

Flue restrictor plate

Part #975-1090

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

Blower Assembly (w/motor) 980-0271
#1B

(su-125ah) (su-125a3) (su-125a4) (su-125bh) (su-125b3) (su-125b4) (su-150ah) (su-150a3) (su-150a4) (su-150bh) (su-150b4) (su-150b5) (su-175bh) (su-175b4) (su-175b5) (su-200bh) (su-200b5) (su-200b6) diagram

Blower assembly (w/motor)

Part #980-0271

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

Draft Hood Assembly 975-0213
#50D

(su-75) (su-100) (su-125) (su-150) (su-175) (su-200) diagram

Draft hood assembly

Part #975-0213

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

Manifold Assembly (less Control And Orifice) 985-1192
#41E

(su-75) (su-100) (su-125) (su-150) (su-175) (su-200) diagram

Manifold assembly (less control and orifice)

Part #985-1192

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

Rear Panel Assembly 254-7000
#33E

(su-75) (su-100) (su-125) (su-150) (su-175) (su-200) diagram

Rear panel assembly

Part #254-7000

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

Effective articles & videos to help repair your furnaces

View all
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.…

Read more
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.…

Read more
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.…

Read more

Parts & More