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Amana
Furnace

Model # OSC-112-4 Official Amana oil furnace

Here are the diagrams and repair parts for Official Amana OSC-112-4 oil 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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Showing 10 of 275 parts  |
Filter, Disposable, 17 1/2 X 30 X 1 C9401810
#29B

(oh-84d) (oh-96d) (oh-84) (oh-84-3) (oh-96) (oh-96-3) (oh-112) (oh-112-4) (oh-140) (oh-140-4) (oh-168) (oh-168-4) (oh-184) (oh-184-5) diagram

Filter, disposable, 17 1/2 x 30 x 1

Part #C9401810

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

Motor, 1/6 H.p. M0304101
Motor, 1/6 h.p.

Part #M0304101

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

Front Tie Angle B9215904
#24D

(oh-84d) (oh-96d) (oh-84) (oh-84-3) (oh-96) (oh-96-3) (oh-112) (oh-112-4) (oh-140) (oh-140-4) (oh-168) (oh-168-4) (oh-184) (oh-184-5) diagram

Front tie angle

Part #B9215904

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

Felt, 1/8 X 1 1/2 X 63 A9003214
#41B

(ol-84) (ol-96) (ol-96-3) (ol-112) (ol-112-4) (ol-140) (ol-140-4) diagram

Felt, 1/8 x 1 1/2 x 63

Part #A9003214

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

Top Panel Assembly B9230901
#31A

(osc-96d) (osc-96) (osc-96-3) diagram

Top panel assembly

Part #B9230901

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

Insulation, 11 X 26 1/2 B9211712

#NI

All parts diagram

Insulation, 11 x 26 1/2

Part #B9211712

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

Coupling Assembly, Flexible (motor To Pump) D9613815
Coupling assembly, flexible (motor to pump)

Part #D9613815

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

Fan Relay, S.p.s.t., Mhr856b1002b B9210001
Fan relay, s.p.s.t., mhr856b1002b

Part #B9210001

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

Air Band D9613817
Air band

Part #D9613817

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

Furnace Blower Slide Angle B9221401
#37A

(oh-84d) (oh-96d) (oh-84) (oh-84-3) (oh-96) (oh-96-3) (oh-112) (oh-112-4) (oh-140) (oh-140-4) (oh-168) (oh-168-4) (oh-184) (oh-184-5) diagram

Furnace blower slide angle

Part #B9221401

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

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