Can’t find your part? Contact us:

+1-309-603-4777

Furnace

Model # OC-100 Official Amana oil-fired counterflow furnace

Here are the diagrams and repair parts for Official Amana OC-100 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

ALL PARTS

Showing 10 of 153 parts |

Air Filter (hv = Hi Velocity) 10 X 20 X 1 22-1119

#NI

All parts diagram

Air filter (hv = hi velocity) 10 x 20 x 1

Part #22-1119

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

Bracket #12848a 102-54

Replacement parts diagram

Bracket #12848a

Part #102-54

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

Blower Cutoff 980-1230

#NI

All parts diagram

Blower cutoff

Part #980-1230

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

Air Filter (d = Disposable) 12-1/2 X 25 X 1 22-1148

#NI

All parts diagram

Air filter (d = disposable) 12-1/2 x 25 x 1

Part #22-1148

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

Blower Motor, 4/10 321p078 20-9157

Replacement parts diagram

Blower motor, 4/10 321p078

Part #20-9157

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

Cleanout Access Plate 525-6246

#NI

All parts diagram

Cleanout access plate

Part #525-6246

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

Blower Motor W/48 Frame 1/3 H.p. 316p011 20-9130

Replacement parts diagram

Blower motor w/48 frame 1/3 h.p. 316p011

Part #20-9130

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

Base Blower 305-4851

Replacement parts diagram

Base blower

Part #305-4851

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

Panel - Access Cleanout Assembly 457-6166

Replacement parts diagram

Panel - access cleanout assembly

Part #457-6166

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

Motor Pulley 20-1521

Replacement parts diagram

Motor pulley

Part #20-1521

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

Symptoms for gas ranges

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…

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…

Repair guides for gas ranges

How to replace an oven temperature sensor on a gas range

How to replace an oven temperature sensor on a gas range

See how to replace an oven temperature sensor on a gas range.…

Repair difficulty

Time required

15 minutes or less

How to replace a range spark module

How to replace a range spark module

Follow these step-by-step instructions to put the fire back into the surface burners on your gas range by replacing the …

Repair difficulty

Time required

30 minutes or less

How to replace a gas range oven control board

How to replace a gas range oven control board

These step-by-step instructions explain how to replace an oven control board on a gas range…

Repair difficulty

Time required

15 minutes or less

Effective articles & videos to help repair your furnaces

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.…

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.…

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.…

Stay Connected