Square D
Furnace

Model # LWD Official Square D electric heater

Here are the diagrams and repair parts for Official Square D LWD electric 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 35 parts  |

Thermostat 42534-012-02
#13

Wall heater diagram

Thermostat

Part #42534-012-02

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

Screw 21308-06401
#1

Wall heater diagram

Screw

Part #21308-06401

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

Enclosure 42534-028-50
#21

Wall heater diagram

Enclosure

Part #42534-028-50

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

Frame 42534-023-01
#4

Wall heater diagram

Frame

Part #42534-023-01

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

Moungint Cli 42522-033-01
#24

Wall heater diagram

Moungint cli

Part #42522-033-01

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

Grommet 29202-20090
#29

Wall heater diagram

Grommet

Part #29202-20090

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

Screw 22999-29000
#20

Wall heater diagram

Screw

Part #22999-29000

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

Grille 42534-024-01
#34

Wall heater diagram

Grille

Part #42534-024-01

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

Screw 21533-06120
#8

Wall heater diagram

Screw

Part #21533-06120

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

Knob 42534-014-01
#2

Wall heater diagram

Knob

Part #42534-014-01

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.…