Kenmore
Furnace

Model # 867778140 Official Kenmore gas-fired wall furnace

Here are the diagrams and repair parts for Official Kenmore 867778140 gas-fired wall furnace, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

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

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 97 parts  |

Thermocouple 508144
#10

Functional replacement parts diagram

Thermocouple

Part #508144

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

Control 607421
Control

Part #607421

Replaced by #3L05-1

?
Manufacturer substitution
This part replaces 607421. Substitute parts can look different from the original.
$35.55
14% OFF Phone Price : $41.55
Back Order
Eco Adapter 508374

#NI

All parts diagram

Eco adapter

Part #508374

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

Transformer 608237
#35

Functional replacement parts diagram

Transformer

Part #608237

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

Pilot Tube 508408
#6

Functional replacement parts diagram

Pilot tube

Part #508408

Replaced by #100108370

?
Manufacturer substitution
This part replaces 508408. Substitute parts can look different from the original.
In Stock
Pilot Nat 508300
#2A

Functional replacement parts diagram

Pilot nat

Part #508300

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

Thermostat 90721

#NI

All parts diagram

Thermostat

Part #90721

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

Gasket 507745
#22

Non-functional replacement parts diagram

Gasket

Part #507745

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

Door Panel 508130
#11

Non-functional replacement parts diagram

Door panel

Part #508130

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

Orifice 606123
#15D

Functional replacement parts diagram

Orifice

Part #606123

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

Symptoms for gas ranges

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

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

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.…

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…

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.…

Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your furnaces

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.…