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Amana
Furnace

Model # OC100-BH Official Amana oil-fired counterflow furnace

Here are the diagrams and repair parts for Official Amana OC100-BH oil-fired counterflow furnace, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 153 parts  |
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

Furnace Blower Shaft 20-5021
#42

Replacement parts diagram

Furnace blower shaft

Part #20-5021

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

Oil Burner - Wayne S/s - Plus Cell; Note 1 - For Complet 25-2304
#26C

Replacement parts diagram

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

Part #25-2304

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

Blower Assembly (complete W/ Motor) 10-10 980-0268

#NI

All parts diagram

Blower assembly (complete w/ motor) 10-10

Part #980-0268

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

Oil Burner - Nozzle, 0.090-60 Degrees 25-2330

#NI

All parts diagram

Oil burner - nozzle, 0.090-60 degrees

Part #25-2330

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

Burner Mounting Plate Asm. 975-2120
#20

Replacement parts diagram

Burner mounting plate asm.

Part #975-2120

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

Panel - Top Assembly 306-1100
#10C

Replacement parts diagram

Panel - top assembly

Part #306-1100

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

Motor Pulley 20-1521
#49C

Replacement parts diagram

Motor pulley

Part #20-1521

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

Blower Assembly (complete W/ Motor) 10-8 980-0178

#NI

All parts diagram

Blower assembly (complete w/ motor) 10-8

Part #980-0178

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

Access Door - Stop 251-2746
#33

Replacement parts diagram

Access door - stop

Part #251-2746

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

Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

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Why does my treadmill's walking belt slow down?

Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor…

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Why is my treadmill's walking belt slipping?

Main causes: damaged walking belt, improper belt tension, bad roller bearing…

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Why is my treadmill's walking belt off center?

Main causes: rear roller out of alignment, damaged walking belt, bad roller…

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Why won't my treadmill start even though the console display works?

Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor…

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Why is my treadmill's heart rate sensor not accurate?

Main causes: faulty sensors, wiring failure, bad control console…

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Why does my treadmill have no display?

Main causes: bad control console, wiring failure, bad motor control board…

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Why won't my treadmill power up?

Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor co…

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Repair guides for treadmills

These step-by-step repair guides will help you safely fix what’s broken on your treadmill.

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How to replace a treadmill motor controller

How to replace a treadmill motor controller

Your treadmill motor won't run with a defective motor controller. Replace the motor controller if it doesn't operate the…

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Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill drive motor

How to replace a treadmill drive motor

A defective drive motor won't run when activated by the motor controller. Replace the treadmill drive motor if it doesn'…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill walking board

How to replace a treadmill walking board

A worn-out walking board creates friction with the walking belt and causes the belt to slow down during use. Replace the…

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Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your furnaces

Use the advice and tips in these articles and videos to get the most out of your treadmill.

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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.…

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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.…

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Top questions about Sears and Sears PartsDirect

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