DescriptionThis video provides step-by-step repair instructions for replacing the defrost heater on a Whirlpool Sidekick freezer (Model WSZ57L18DM00). The most common reason for replacing this part is if the evaporator coils are frosting over.
All of the information for this video is applicable to the following brands:
Whirlpool, Maytag, Amana, Kitchenaid, Kenmore
Step-By-Step Instructions1
Whirlpool Sidekick Freezer - WSZ57L18DM00
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Freezer Defrost Heater Replacement
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Tools needed: Phillips-head screwdriver, pliers
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Be sure to unplug the power cord.
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Remove all of the applicable shelving to reach the evaporator fan cover.
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Use a Phillips-head screwdriver to unthread the three screws securing the cover.
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Set the cover aside then remove any baskets covering the evaporator cover.
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Unthread the screws securing the cover.
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Detach the grounding wire and you can fully remove the cover.
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Now remove the heater shield by using pliers to bend back a retaining bracket.
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You can now detach the defrost heater from the mounting clips.
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Pull the evaporator forward and remove the wires from the styrofoam blocks.
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Release the heater wire from the retainer.
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Disconnect the wire connecter and you can pull the old defrost heater free.
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Install the new defrost heater by first positioning the wires behind the evaporator.
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Secure the heater wire in the retainer.
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Connect the wire connecter.
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Reposition the evaporator so the heater wires are secured in the two styrofoam blocks.
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Secure the defrost heater in the retaining clips.
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Realign the shield and then bend the retaining bracket back in to secure.
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Reinstall the evaporator cover by first attaching the grounding wire and then position the cover and rethread the screws.
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Replace the baskets as necessary.
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Realign the evaporator motor cover?and rethread the screws.
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Plug the power cord back in and your freezer should be ready for use.