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Sears
Furnace

Model # 867763853 Official Sears horizontal gas furnace

Here are the diagrams and repair parts for Official Sears 867763853 horizontal gas furnace, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 52 parts  |
L Gas Valve 1003755
#7A

Functional replacement parts diagram

L gas valve

Part #1003755

Replaced by #36C03-333

?
Manufacturer substitution
This part replaces 1003755. Substitute parts can look different from the original.
$277.97
| 
$12.00 OFF Phone Price : $289.97
In Stock
N Gas Valve 1003754
#7

Functional replacement parts diagram

N gas valve

Part #1003754

Replaced by #36C03-333

?
Manufacturer substitution
This part replaces 1003754. Substitute parts can look different from the original.
$277.97
| 
$12.00 OFF Phone Price : $289.97
In Stock
Capacitor 638105
#1

Functional replacement parts diagram

Capacitor

Part #638105

Replaced by #12910

?
Manufacturer substitution
This part replaces 638105. Substitute parts can look different from the original.
$8.37
| 
11% OFF Phone Price : $9.37
In Stock
Blower Wheel 638195
#2

Functional replacement parts diagram

Blower wheel

Part #638195

$443.93
In Stock
Fan Relay 92840
#12

Functional replacement parts diagram

Fan relay

Part #92840

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

Thermocouple 100242
#8

Functional replacement parts diagram

Thermocouple

Part #100242

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

Transformer 638010
#13

Functional replacement parts diagram

Transformer

Part #638010

Replaced by #90-4031F

?
Manufacturer substitution
This part replaces 638010. Substitute parts can look different from the original.
$10.99
In Stock
Blower Motor 638191
#4

Functional replacement parts diagram

Blower motor

Part #638191

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

Orifice Nat 503211

#NI

All parts diagram

Orifice nat

Part #503211

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

Switch 638099
#11

Functional replacement parts diagram

Switch

Part #638099

Replaced by #607900

?
Manufacturer substitution
This part replaces 638099. Substitute parts can look different from the original.
$26.43
| 
19% OFF Phone Price : $32.43
In Stock

Symptoms for gas ranges

Why won't my range's gas burner spark or ignite?

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure...

Read more

Why isn't my range's gas burner heating properly?

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, control system failure, faulty t...

Read more

Repair guides for gas ranges

How to replace oven door hinges on a gas range

How to replace oven door hinges on a gas range

See how to replace the oven door hinges on a gas range yourself, in just 30 minutes....

Read more
Repair difficulty
Time required
15 minutes or less
How to replace a range spark igniter switch

How to replace a range spark igniter switch

Follow these steps to replace the spark igniter switch—sometimes called a burner switch or spark switch—on a gas or dual...

Read more
Repair difficulty
Time required
60 minutes or less
How to replace a range spark igniter electrode

How to replace a range spark igniter electrode

Learn how to replace the spark igniter electrode for the surface burners on a gas range or dual-fuel range....

Read more
Repair difficulty
Time required
45 minutes or less

Effective articles & videos to help repair your furnaces

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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....

Read more
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

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

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