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International Comfort Products T8MPT100J20B1 Defrost Sensor Board
The defrost control board will begin the defrosting phase in order to remove frost build-up that may accumulate. The control board looks to a temperature sensor located near the condenser to decide when the defrost cycle should begin.
Red flags poorly running AC defrost sensor board
- The HVAC system control board could throw a particular error code referring to the failed defrost sequence
- Defrosting has not run for quite some time even though there is a large amount of frost on the unit
- The AC may stop functioning for the fact of the frost blocking the flow of air
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