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International Comfort Products PGME Defrost Sensor Board
The defrost sensor board instructs the outdoor unit to begin an important defrosting cycle in order to get rid of the frost that collects on the outdoor unit. The board is relayed information from a specific sensor located in the outdoor unit to verify when to initiate the defrosting cycle.
Major signs of a bad AC defrost sensor board
- Defrosting never starts despite that there is a large amount frost in the way
- Most systems will not work due in part to the fact that there is too much frost
- The main circuit board could signify an error number produced when the defrost board is bad
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