Heater, Defrost Specifications this Part Is Located At The Bottom Of The Evaporator. The Defrost Heater Heats The Evaporator In The Defrost Mode Of Operation To Keep The Cooling Coils From Frosting Over. The Thermostat Must Be Replaced When Replacing The Defrost Heater. This Part Fixes The Following Symptoms: This Part Fixes The Following Symptoms: Freezer Not Defrosting | Leaking | Fridge Too Warmthis Part Works With The Following Products: This Part Works With The Following Products: Refrigerator. This Part Works With The Following Products: This Part Works With The Following Products: Whirlpool, Kenmore, Kitchenaid, Roper. Part, Wp2315531 Replaces These: Part, Wp2315531 Replaces These: Ap6007246,2166123,2172692,2176300,2315531Cross Parts: 2172692, 2176300, 2315531, Ps11740358, Ap6007246, 2166123