10.10 Frz Water Drain Heater
It is parallel connected to the Frz Evaporator heater. It is the heater in the FRZ Drain pool. It
melts the frost and ice accumulated on the drain and dropped from the evaporator during defrost.
It is not controlled by algorithm from the control board.
It is electrically parallel connected to the Frz Evaporator heater. Freezer Drain heater starts and stops
concurrently with the Frz Evaporator heater.
10.11 Thermal fuse
It is located on the evaporator. It cuts the current to the heater to deactivate the defrost heater
in order to prevent the defrost heater remain activated continuously and cause damage on the
refrigerator, environment and foods inside. Thermal fuse is disposable and therefore it must be
replaced once it is blown.
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