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See part 401A in the diagram
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Defrost Thermostat

PartSelect Number PS3529338

This part is a temperature sensing devise. It senses the rise in evaporator temperature during a defrost cycle and cycles the defrost heater off after all frost is melted. It is calibrated to permit a defrost cycle only when the temperature is below a preset temperature.

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    $15.62
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    $2.60
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    $13.02
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