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Whirlpool ATR1255CPP0 Defrost Sensor Board
The defrost control board instructs the system to activate the defrosting phase which may be needed in order to continue normal heating and cooling operations. It is relayed information from a defrost sensor located near the condenser to agree when to initiate the defrosting cycle.
Indications of a poorly performing defrost sensor board
- Your HVAC system will not operate due to too much frost
- The main circuit board might give out an error code produced when the defrost board is bad
- Defrosting refuses to initiate despite the fact that there is a lot of frost built up
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