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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.

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

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Model diagram and schematic

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ALL PARTS
Showing 10 of 153 parts  |
Plastic Washer 20-5015

#NI

All parts diagram

Plastic washer

Part #20-5015

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

Motor Mounting Support 980-1222
#52

Replacement parts diagram

Motor mounting support

Part #980-1222

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

Blower Housing Assembly W/brkts. 980-1249
#39A

Replacement parts diagram

Blower housing assembly w/brkts.

Part #980-1249

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

Heat-cool Relay 22-9644

#NI

All parts diagram

Heat-cool relay

Part #22-9644

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

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

Adjustable Tail Piece Assembly 980-0040

#NI

All parts diagram

Adjustable tail piece assembly

Part #980-0040

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

Fire Box 25-0103
#25C

Replacement parts diagram

Fire box

Part #25-0103

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

Heat-cool Relay 22-9638

#NI

All parts diagram

Heat-cool relay

Part #22-9638

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

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Main cause: worn wheel…

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 15 minutes or less

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