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 # 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.

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 275 parts  |
Filter Media, 21 X 30 X 1/2 A9006201
#44A

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

Filter media, 21 x 30 x 1/2

Part #A9006201

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

Insulation, 11 X 12 B9211723
#16A

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

Insulation, 11 x 12

Part #B9211723

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

Blower Housing, 13 X 9, 2013063 M0876003
#39B

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

Blower housing, 13 x 9, 2013063

Part #M0876003

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

Flue Collar C9410902
#15B

(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

Flue collar

Part #C9410902

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

Felt, Block Off, 1 1/2 X 1/8 X 16 3/4 A9003225

#NI

All parts diagram

Felt, block off, 1 1/2 x 1/8 x 16 3/4

Part #A9003225

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

Right Side Panel Assembly C9420201
#1A

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

Right side panel assembly

Part #C9420201

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

Fan And Limit Switch, Limit 170 Degrees M0352902
Fan and limit switch, limit 170 degrees

Part #M0352902

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

Motor Mounting Bracket M0890002
Motor mounting bracket

Part #M0890002

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

Heat Exchanger And Combustion Chamber Assembly D9609601
#8A

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

Heat exchanger and combustion chamber assembly

Part #D9609601

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