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Sears
Furnace

Model # 867766131 Official Sears gas-fired furnace

Here are the diagrams and repair parts for Official Sears 867766131 gas-fired 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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Showing 10 of 155 parts  |
Capacitor 91593
#23A

Functional replacement parts diagram

Capacitor

Part #91593

Replaced by #12908

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Manufacturer substitution
This part replaces 91593. Substitute parts can look different from the original.
This item is not returnable
$5.26 | 
16% OFF Phone Price : $6.26
In Stock
Furnace Blower Fan Wheel (replaces 1149145, 1162422, 1645225, 1665008, 1680076, 1695012, 24020801, 600957, 601004, 72978, H600587) 600587
#1C

Functional replacement parts diagram

Furnace blower fan wheel (replaces 1149145, 1162422, 1645225, 1665008, 1680076, 1695012, 24020801, 600957, 601004, 72978, h600587)

Part #600587

$130.20 | 
8% OFF Phone Price : $142.20
In Stock
Limit Switch 613839
#16

Functional replacement parts diagram

Limit switch

Part #613839

Replaced by #3L05-1

?
Manufacturer substitution
This part replaces 613839. Substitute parts can look different from the original.
$35.55 | 
14% OFF Phone Price : $41.55
In Stock
Capacitor 613531
#23B

Functional replacement parts diagram

Capacitor

Part #613531

Replaced by #12910

?
Manufacturer substitution
This part replaces 613531. Substitute parts can look different from the original.
$8.37 | 
11% OFF Phone Price : $9.37
In Stock
Switch 611872
#18

Functional replacement parts diagram

Switch

Part #611872

$25.58
In Stock
Board Termin 612254
#17

Functional replacement parts diagram

Board termin

Part #612254

$20.06
In Stock
Heat Exchngr 1000173
#5B

Functional replacement parts diagram

Heat exchngr

Part #1000173

$688.63
In Stock
Furnace Blower Fan Motor 613209
#2C

Functional replacement parts diagram

Furnace blower fan motor

Part #613209

$499.86 | 
$12.00 OFF Phone Price : $511.86
In Stock
Central Air Conditioner Air Handler Blower Wheel 96839
#1D

Functional replacement parts diagram

Central air conditioner air handler blower wheel

Part #96839

$148.95 | 
7% OFF Phone Price : $160.95
In Stock
Cross Lighte 612443
#14A

Functional replacement parts diagram

Cross lighte

Part #612443

$57.53 | 
9% OFF Phone Price : $63.53
In Stock

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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