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 # OSCH-112 Official Amana oil furnace

Here are the diagrams and repair parts for Official Amana OSCH-112 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 121 parts  |
Angle Support B9241702
#26B

Replacement parts diagram

Angle support

Part #B9241702

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

Rear Left Gusset B9240101
#29A

Replacement parts diagram

Rear left gusset

Part #B9240101

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

Furnace Blower Compartment Door Front C9429501
#6A

Replacement parts diagram

Furnace blower compartment door front

Part #C9429501

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

Blower Mounting Slide Angle, Left B9229701
#51C

Replacement parts diagram

Blower mounting slide angle, left

Part #B9229701

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

Blower Block-off B9230501
#49B

Replacement parts diagram

Blower block-off

Part #B9230501

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

Furnace Blower Angle B9230301
#49C

Replacement parts diagram

Furnace blower angle

Part #B9230301

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

Rear Left Gusset B9240303
#29C

Replacement parts diagram

Rear left gusset

Part #B9240303

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

Combustion Chamber Assembly Kit C9439002
#25B

Replacement parts diagram

Combustion chamber assembly kit

Part #C9439002

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

Front Corner B9237001
#4E

Replacement parts diagram

Front corner

Part #B9237001

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

Blower Housing, 2009014 M0875103
#37B

Replacement parts diagram

Blower housing, 2009014

Part #M0875103

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

Symptoms for gas ranges

Why won't my range's gas burner spark or ignite?

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure…

Read more

Why isn't my range's gas burner heating properly?

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, control system failure, faulty t…

Read more

Repair guides for gas ranges

How to replace oven door hinges on a gas range

How to replace oven door hinges on a gas range

See how to replace the oven door hinges on a gas range yourself, in just 30 minutes.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a range spark igniter switch

How to replace a range spark igniter switch

Follow these steps to replace the spark igniter switch—sometimes called a burner switch or spark switch—on a gas or dual…

Read more
Repair difficulty
Time required
 60 minutes or less
How to replace a range spark igniter electrode

How to replace a range spark igniter electrode

Learn how to replace the spark igniter electrode for the surface burners on a gas range or dual-fuel range.…

Read more
Repair difficulty
Time required
 45 minutes or less

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