Furnace

Model # CGN12A Official Desa heater

Here are the diagrams and repair parts for Official Desa CGN12A heater, as well as links to manuals and error code tables, if available.

By Schematic
SELECT DIAGRAM
?

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

Browse Parts for
CGN12A Heater
Screw M11084-26
#22

Replacement parts diagram

Screw

Part #M11084-26

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

Burner Kit 099884-02
#8

Replacement parts diagram

Burner kit

Part #099884-02

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

Igniter Cable 098271-03
#25

Replacement parts diagram

Igniter cable

Part #098271-03

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

Control Knob 099393-01
#21

Replacement parts diagram

Control knob

Part #099393-01

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

Wall Heater Thermocouple 098514-01
#7-1

Replacement parts diagram

Wall heater thermocouple

Part #098514-01

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

Cabinet 099468-05
#17

Replacement parts diagram

Cabinet

Part #099468-05

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

Valve GA5010

#NI

All parts diagram

Valve

Part #GA5010

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

Igniter 098594-01
#7-2

Replacement parts diagram

Igniter

Part #098594-01

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

1/8 Npt Plug 098276-01
#16

Replacement parts diagram

1/8 npt plug

Part #098276-01

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

Washer 099818-01
#23

Replacement parts diagram

Washer

Part #099818-01

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

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.…