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International Comfort Products HHP236AKA1 Defrost Sensor Board
The defrost sensor board controls if and when to commence the defrosting phase which may be necessary to keep the outdoor unit free from frost build-up. The defrost board depends on a specific sensor that can be found near the condenser, in order to agree when to begin.
What are the signs that the outdoor defrost sensor board is about to go out?
- The whole system may end up not running because of way too much frost build-up
- Self defrost sequence does not run even though there is a lot of frost in the way
- The primary control board may signify an error number produced by a bad defrost control board
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