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 # OC100RA Official Amana oil-fired counterflow furnace

Here are the diagrams and repair parts for Official Amana OC100RA 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  |
Panel - Top Assembly 306-1100
#10C

Replacement parts diagram

Panel - top assembly

Part #306-1100

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

Blower Wheel - 1/2" Bore 20-5089
#41B

Replacement parts diagram

Blower wheel - 1/2" bore

Part #20-5089

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

Door - Access - Center 305-5460
#9B

Replacement parts diagram

Door - access - center

Part #305-5460

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

Burner Mounting Plate Asm. 975-2120
#20

Replacement parts diagram

Burner mounting plate asm.

Part #975-2120

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

Door - Vestibule Access Assembly 305-2700
#12B

Replacement parts diagram

Door - vestibule access assembly

Part #305-2700

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

Blower Assembly (complete W/ Motor) 10-8d 980-0184

#NI

All parts diagram

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

Part #980-0184

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

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

Blower Assembly (complete W/ Motor) 10-10 980-0255

#NI

All parts diagram

Blower assembly (complete w/ motor) 10-10

Part #980-0255

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

Oil Burner - Wayne S/s - Plus Cell; Note 1 - For Complet 25-2302
#26B

Replacement parts diagram

Oil burner - wayne s/s - plus cell; note 1 - for complet

Part #25-2302

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

Furnace Blower Shaft 20-5021
#42

Replacement parts diagram

Furnace blower shaft

Part #20-5021

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