Square D
Furnace

Model # SW & SWD Official Square D electric heater

Here are the diagrams and repair parts for Official Square D SW-SWD electric heater, as well as links to manuals and error code tables, if available.

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  • 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”.

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

Model diagram and schematic

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ALL PARTS
Showing 10 of 18 parts  |

Limit 42527-011-02
#14

Unit parts diagram

Limit

Part #42527-011-02

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

Knob 42527-023-03
#7

Unit parts diagram

Knob

Part #42527-023-03

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

Nut 26202-99017
#3

Unit parts diagram

Nut

Part #26202-99017

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

Owner's Manual 42505-016-04

#NI

All parts diagram

Owner's manual

Part #42505-016-04

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

Screw 21535-06242
#8

Unit parts diagram

Screw

Part #21535-06242

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

Motor 42526-010-02
#12

Unit parts diagram

Motor

Part #42526-010-02

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

Grille 42526-009-03
#5

Unit parts diagram

Grille

Part #42526-009-03

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

Element 42519-003-50
#4A

Unit parts diagram

Element

Part #42519-003-50

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

Fan Blade 42526-014-01
#10

Unit parts diagram

Fan blade

Part #42526-014-01

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

Bezel 42526-008-01
#6

Unit parts diagram

Bezel

Part #42526-008-01

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

Symptoms for upright freezers

Main causes: clogged or frozen defrost drain tube...

Repair guides for upright freezers

How to replace a freezer door switch

How to replace a freezer door switch

When the door switch fails, the freezer can’t detect that the door is closed. Follow the steps in this repair guide to r...

Repair difficulty
Time required
15 minutes or less
How to replace a freezer thermistor

How to replace a freezer thermistor

When the thermistor can’t sense the freezer temperature, the freezer is colder or warmer than the set temperature. Follo...

Repair difficulty
Time required
45 minutes or less
How to replace a freezer evaporator fan

How to replace a freezer evaporator fan

Air won’t circulate to cool the freezer properly when the evaporator fan fails. Follow these step-by-step instructions t...

Repair difficulty
Time required
45 minutes or less

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