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 # OC125UA Official Amana oil-fired counterflow furnace

Here are the diagrams and repair parts for Official Amana OC125UA oil-fired counterflow 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 153 parts  |
Air Filter (d = Disposable) 15 X 20 X 1 22-1121

#NI

All parts diagram

Air filter (d = disposable) 15 x 20 x 1

Part #22-1121

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

Panel - Rear Assembly 305-7000
#4B

Replacement parts diagram

Panel - rear assembly

Part #305-7000

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

Air Filter (hv = Hi Velocity) 15 X 20 X 1 22-1122

#NI

All parts diagram

Air filter (hv = hi velocity) 15 x 20 x 1

Part #22-1122

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

Filter Rail - Center 305-6141

#NI

All parts diagram

Filter rail - center

Part #305-6141

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

Blower Assembly (complete W/ Motor) 9-9d 980-0129

#NI

All parts diagram

Blower assembly (complete w/ motor) 9-9d

Part #980-0129

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

Panel - Vestibule Assembly 305-5000
#6B

Replacement parts diagram

Panel - vestibule assembly

Part #305-5000

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

Blower Pulley 6 X 3/4 20-1542
#50B

Replacement parts diagram

Blower pulley 6 x 3/4

Part #20-1542

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

Blower Motor, 1/6 319p456 20-9117
#48C

Replacement parts diagram

Blower motor, 1/6 319p456

Part #20-9117

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

Fire Box 25-0102
#25B

Replacement parts diagram

Fire box

Part #25-0102

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

Control - Transformer M-h At87a1015 21-0100

#NI

All parts diagram

Control - transformer m-h at87a1015

Part #21-0100

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

Symptoms for electric ranges

Why doesn't my electric range's surface element heat properly?

Main causes: faulty surface element, burner control switch failure, temperature limiter not working properly, loose wiri…

Read more

Should I replace a damaged glass cooktop?

Main causes: impact from dropping an item on the glass surface, ceramic glass surface flaw, surface element temperature …

Read more

Repair guides for electric ranges

How to replace a range hidden bake element

How to replace a range hidden bake element

These step-by-step instructions guide you through replacing the oven hidden bake element in an electric range.…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a range glass cooktop

How to replace a range glass cooktop

These step-by-step instructions explain how to replace a damaged ceramic glass cooktop on an electric range. …

Read more
Repair difficulty
Time required
 45 minutes or less
How to replace a range relay control board

How to replace a range relay control board

Follow these instructions to replace the relay control board if it isn't responding to signals from the microprocessor d…

Read more
Repair difficulty
Time required
 45 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