Sears
Furnace

Model # 867731312 Official Sears gas-fired recessed wall furnace

Here are the diagrams and repair parts for Official Sears 867731312 gas-fired recessed wall 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 65 parts  |

Thermocouple 503076
#35

Unit parts diagram

Thermocouple

Part #503076

Replaced by #H06E-36

?
Manufacturer substitution
This part replaces 503076. Substitute parts can look different from the original.
This item is not returnable
$14.52
12% OFF Phone Price : $16.52
Back Order
Pilot Tube 90655
#25

Unit parts diagram

Pilot tube

Part #90655

Replaced by #100108370

?
Manufacturer substitution
This part replaces 90655. Substitute parts can look different from the original.
In Stock
Ferrule Nut 29441
#29

Unit parts diagram

Ferrule nut

Part #29441

Replaced by #100108370

?
Manufacturer substitution
This part replaces 29441. Substitute parts can look different from the original.
In Stock
Gas Valve 506520
#24

Unit parts diagram

Gas valve

Part #506520

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

Pilot Burner 503469
#34

Unit parts diagram

Pilot burner

Part #503469

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

Guarantee F642-18169A

#NI

All parts diagram

Guarantee

Part #F642-18169A

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

Main 504942
#51B

Unit parts diagram

Main

Part #504942

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

#burner Pilot Gas Incl Key 19 N/P
#burner pilot gas incl key 19

Part #N/P

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

Medallion 500215
#7

Unit parts diagram

Medallion

Part #500215

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

Speed Nut 46832
#20

Unit parts diagram

Speed nut

Part #46832

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

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

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

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

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 blade

How to replace a lawn mower blade

Check your lawn mower blade regularly and replaced it if it's bent or damaged. …

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Repair difficulty
Time required
 45 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.…

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.…