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International Comfort Products GPFM60L140E Defrost Sensor Board
The defrost sensor control board controls if and when to commence an important defrosting cycle in order to keep your outdoor unit from plugging up. The control board is influenced by a temperature sensor which is near the condenser somewhere, in order to make the decision on when to begin.
Indications of a deteriorating outdoor defrost sensor board
- The system will stop functioning due to the fact of the safety issue that the frost poses
- The defrost feature has not run for a while despite that there is a large amount frost on the unit
- The main board may throw an error number referring to a bad defrost board
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