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International Comfort Products PA9536AKA1 Defrost Sensor Board
The defrost sensor board initiates an important defrosting cycle which may be needed in order to keep the outdoor unit free from frost build-up. The board is influenced by a specific sensor located near the condenser to agree when to initiate the defrosting cycle.
Symptoms the AC defrost sensor board needs replacing ASAP
- Your system could not run due to the amount of frost on the outdoor unit
- Defrosting does not begin even though there is a large amount of frost in the way
- The HVAC system control board could signify a particular error code when encountering a problem
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