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International Comfort Products TCH242AKA1 Defrost Sensor Board
The defrost control board determines when to initiate the defrost sequence which assists to defrost your outdoor unit. The board relies on a sensor that can be found near the condenser, in order to verify when the defrost cycle should begin.
Clues to watch for to know your defrost board needs replacing
- Unit defrost session refuses to initiate despite that there is a large amount frost on the outdoor unit
- The main control board might give out a particular error code produced when the defrost board is bad
- Your HVAC system will stop functioning for the simple fact of too much frost
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