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 # OC100SA Official Amana oil-fired counterflow furnace

Here are the diagrams and repair parts for Official Amana OC100SA 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  |
Motor Pulley 20-1509
Motor pulley

Part #20-1509

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

Heat Exchanger Assembly 900-4001
#23A

Replacement parts diagram

Heat exchanger assembly

Part #900-4001

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

Blower Pulley 5 X 3/4 20-1532
#50C

Replacement parts diagram

Blower pulley 5 x 3/4

Part #20-1532

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

Blower Assembly (complete W/ Motor) 10-8 980-0179

#NI

All parts diagram

Blower assembly (complete w/ motor) 10-8

Part #980-0179

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

Blower Assembly (less Motor - Belt - Drives) 980-1218

#NI

All parts diagram

Blower assembly (less motor - belt - drives)

Part #980-1218

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

Cad Cell H-c554-1018; Note 2 - Current Model Is Supplied 21-0831
#32

Replacement parts diagram

Cad cell h-c554-1018; note 2 - current model is supplied

Part #21-0831

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

Blower Assembly (less Motor - Belt - Drives) 980-1209

#NI

All parts diagram

Blower assembly (less motor - belt - drives)

Part #980-1209

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

Heat Exchanger Assembly 900-4401
#23C

Replacement parts diagram

Heat exchanger assembly

Part #900-4401

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) 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

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