Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
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-75 Official Amana gas-fired upflow furnace

Here are the diagrams and repair parts for Official Amana SU-75 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  |
Flue Outlet Pouch Gasket 22-2369
#45D

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

Flue outlet pouch gasket

Part #22-2369

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 975-1097
#39F

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

Flue restrictor plate

Part #975-1097

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

Pilot Burner W/orifice (m.h. Q308b1179) 21-0037
Pilot burner w/orifice (m.h. q308b1179)

Part #21-0037

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

Blower Cutoff 980-1230
Blower cutoff

Part #980-1230

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

Vestibule Accesss Door Hanger - Right 970-0005
#42

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

Vestibule accesss door hanger - right

Part #970-0005

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

Burner Tube Spacer 975-1046
#40C

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

Burner tube spacer

Part #975-1046

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

Blower Assembly (less Motor - Belt - Drives) 980-1200
#2

(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 (less motor - belt - drives)

Part #980-1200

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

Blower Pulley 6 X 3/4 20-1542
#15B

(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 pulley 6 x 3/4

Part #20-1542

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

Combination Gas Valve (m-h V8280a1039 - 1/2 X 3/4) 75,00 21-0572
Combination gas valve (m-h v8280a1039 - 1/2 x 3/4) 75,00

Part #21-0572

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

Symptoms for gas ranges

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

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, control system failure, faulty t…

Read more

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…

Read more

Repair guides for gas ranges

How to replace oven door hinges on a gas range

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.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a range spark igniter switch

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…

Read more
Repair difficulty
Time required
 60 minutes or less
How to replace a gas range oven control board

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…

Read more
Repair difficulty
Time required
 15 minutes or less

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