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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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Model diagram and schematic

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ALL PARTS
Showing 10 of 18 parts  |
Keps Nut 23401-1200
#11

Unit parts diagram

Keps nut

Part #23401-1200

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

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

Screw 21535-06242
#8

Unit parts diagram

Screw

Part #21535-06242

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

Retainer 29907-01214
#9

Unit parts diagram

Retainer

Part #29907-01214

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

Thermostat 42526-011-02
#13

Unit parts diagram

Thermostat

Part #42526-011-02

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

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

Screw 21535-06082
#15

Unit parts diagram

Screw

Part #21535-06082

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

Symptoms for electric water heaters

Why does my water heater's heating element fail often?

Main causes: excessive tank sediment, high voltage supply…

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Why does the temperature of my hot water fluctuate?

Main causes: thermostats need adjustment, bad heating elements, faulty thermostats, tank sediment build-up, broken dip t…

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Repair guides for electric water heaters

How to replace a water heater element

How to replace a water heater element

If your water heater runs out of hot water quickly and one of the two heating elements has failed, replace the element f…

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Repair difficulty
Time required
 30 minutes or less
How to replace an electric water heater thermostat

How to replace an electric water heater thermostat

If the water temperature fluctuates or you don't get enough hot water, follow these instructions to replace your water h…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a water heater temperature and pressure (T&P) relief valve

How to replace a water heater temperature and pressure (T&P) relief valve

Replace a broken temperature/pressure (T&P) relief valve on an electric water heater using these instructions.…

Read more
Repair difficulty
Time required
 15 minutes or less

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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.…

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