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Sears
Furnace

Model # 867736710 Official Sears gas-fired direct vent counterflow wall furnace

Here are the diagrams and repair parts for Official Sears 867736710 gas-fired direct vent counterflow 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 124 parts  |
Fan Switch 506128
#5

Body & vent assy diagram

Fan switch

Part #506128

Replaced by #505962

?
Manufacturer substitution
This part replaces 506128. Substitute parts can look different from the original.
$119.46
In Stock
Transformer 92891
#14

Electrical asy diagram

Transformer

Part #92891

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

Thermostat 504792

#NI

All parts diagram

Thermostat

Part #504792

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

Tubing Pilot 506040
#1

Burner, manifold & gas valve diagram

Tubing pilot

Part #506040

Replaced by #100108370

?
Manufacturer substitution
This part replaces 506040. Substitute parts can look different from the original.
$36.67
In Stock
Thermocouple 503758
#2

Burner, manifold & gas valve diagram

Thermocouple

Part #503758

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

Ferrule Nut 29441
#3

Burner, manifold & gas valve diagram

Ferrule nut

Part #29441

Replaced by #100108370

?
Manufacturer substitution
This part replaces 29441. Substitute parts can look different from the original.
$36.67
In Stock
Guarantee F642-18169A

#NI

All parts diagram

Guarantee

Part #F642-18169A

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

Pilot Burner 503051
#7B

Burner, manifold & gas valve diagram

Pilot burner

Part #503051

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

Panel Trim 506041
#5

Cabinet assy diagram

Panel trim

Part #506041

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

Pipe Flue 504397
#51A

Body & vent assy diagram

Pipe flue

Part #504397

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…

Read more
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…

Read more
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

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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