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International Comfort Products HHP242AKA1 Defrost Sensor Board
The defrost control board is jobbed with determining when to begin the defrost cycle which helps to rid your unit of frost that can build up. It is influenced by a temperature sensor located near the condenser to make the decision on when the defrost cycle should begin.
Warnings of an unhealthy outdoor defrost sensor board
- Most systems will stop operating due to the fact of too much frost
- Self defrost sequence never begins especially when there is a rather large amount of frost in the way
- The main control board could signify a specific error code if the defrost control board fails
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