Furnace

Model # OH125 Official Amana oil-fired horizontal furnace - oh

Here are the diagrams and repair parts for Official Amana OH125 oil-fired horizontal furnace - oh, as well as links to manuals and error code tables, if available.

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Browse Parts for
OH125 Oil-Fired Horizontal Furnace - OH
Control  - Fan & Limit M-h L4064a1321 21-0389
#48

Replacement parts diagram

Control - fan & limit m-h l4064a1321

Part #21-0389

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

Furnace Blower Wheel 20-5034
#33B

Replacement parts diagram

Furnace blower wheel

Part #20-5034

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

Motor - Direct Drive 1/6 H.p. #321p075 20-9118
#43

Replacement parts diagram

Motor - direct drive 1/6 h.p. #321p075

Part #20-9118

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

Blower Bearing (2 Req'd) 3/4" Lau 7114 20-5030
#35

Replacement parts diagram

Blower bearing (2 req'd) 3/4" lau 7114

Part #20-5030

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

Motor Mounting Support 980-1310
#41B

Replacement parts diagram

Motor mounting support

Part #980-1310

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

Oil Burner (wayne S/s) 25-2311
#21C

Replacement parts diagram

Oil burner (wayne s/s)

Part #25-2311

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

Collar Gasket - 1/8 X 8-3/4" Dia. 22-2349
#10

Replacement parts diagram

Collar gasket - 1/8 x 8-3/4" dia.

Part #22-2349

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

Blower Access Door - Rear 577-2460
#4B

Replacement parts diagram

Blower access door - rear

Part #577-2460

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

Blower Cutoff 980-1330
#32C

Replacement parts diagram

Blower cutoff

Part #980-1330

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

Observation Cover Plate - 4 X 4" 975-2094
#13

Replacement parts diagram

Observation cover plate - 4 x 4"

Part #975-2094

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

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

How to replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower drive cable

How to replace a lawn mower drive cable

The drive cable engages the transmission to spin the drive wheels and move the mower across the grass. Replace the drive…

Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower starter rope

How to replace a lawn mower starter rope

These step-by-step instructions show how to replace a broken starter pull rope on a walk-behind lawn mower.…

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 walk-behind lawn mower.

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.…

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