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Haier HPRD12XC5 Defrost Sensor Board
The defrost control board controls if and when to commence the defrosting phase which may be necessary to defrost your outdoor unit. The control board looks to a temperature sensor located near the condenser to make the decision on when the defrost cycle should begin.
General indicators that your your Haier defrost sensor board is not going to last much longer
- Your system could cease to function due to the safety features installed
- The HVAC system control board might issue a specific error code when the defrost board fails
- The defrost sequence will not kick in despite the fact that there is a lot of frost built up
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