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 # OU-100-B3 Official Amana oil-fired upflow furnace - ou series a

Here are the diagrams and repair parts for Official Amana OU-100-B3 oil-fired upflow furnace - ou series a, 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 184 parts  |
Air Filter - 16 X 25 X 1 - Hi - Velocity 22-1134

#NI

All parts diagram

Air filter - 16 x 25 x 1 - hi - velocity

Part #22-1134

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

Oil Burner - Wayne 2/s - Plus Cell; Note 1 - For Complet 25-2301
#22S

Renewal parts diagram

Oil burner - wayne 2/s - plus cell; note 1 - for complet

Part #25-2301

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

Thermostat (heat) - M-h T87f1008 21-0840

#NI

All parts diagram

Thermostat (heat) - m-h t87f1008

Part #21-0840

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

Oil Burner - Wayne S/s - Plus Cell; Note 1 - For Complet 25-2302
#22B

Renewal parts diagram

Oil burner - wayne s/s - plus cell; note 1 - for complet

Part #25-2302

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

Blower Access Door Assembly 458-2450
#9B

Renewal parts diagram

Blower access door assembly

Part #458-2450

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

Right Side Panel Assembly 460-3100
#2D

Renewal parts diagram

Right side panel assembly

Part #460-3100

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

Blower Assembly With Motor (dd) 10-10d 980-0256
#31B

Renewal parts diagram

Blower assembly with motor (dd) 10-10d

Part #980-0256

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

Top Front Panel Assembly 458-1110
#7B

Renewal parts diagram

Top front panel assembly

Part #458-1110

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

Blower Access Door Assembly 457-2461
#9A

Renewal parts diagram

Blower access door assembly

Part #457-2461

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

Barometric Damper (6-7-8 Inch) 22-1200
#25A

Renewal parts diagram

Barometric damper (6-7-8 inch)

Part #22-1200

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…

Read more

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

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.…

Read more
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 …

Read more
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…

Read more
Repair difficulty
Time required
 15 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