Desa
Furnace

Model # CGN18 Official Desa heater

Here are the diagrams and repair parts for Official Desa CGN18 heater, 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 53 parts  |

Panel 098345-01BP

#2A

All parts diagram

Panel

Part #098345-01BP

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

Electrode 098515-01

#12B

All parts diagram

Electrode

Part #098515-01

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

Gas Valve 098522-04

#26B

All parts diagram

Gas valve

Part #098522-04

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

Out Tubing 098518-01

#19B

All parts diagram

Out tubing

Part #098518-01

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

Valve Nut 098508-01
Valve nut

Part #098508-01

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

Retaining Glass 098533-01BR

#5A

All parts diagram

Retaining glass

Part #098533-01BR

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

Retainer 098533-02BR

#5B

All parts diagram

Retainer

Part #098533-02BR

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

Npt Bushing 098277-01

#23

All parts diagram

Npt bushing

Part #098277-01

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

U Nut 098319-01

#29

All parts diagram

U nut

Part #098319-01

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

3/8 Ml Plug 098275-01

#25

All parts diagram

3/8 ml plug

Part #098275-01

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.…