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International Comfort Products GPSM48L120F Defrost Sensor Board
The defrost control board commences the defrost cycle which assists to get rid of the frost that collects on the outdoor unit. The defrost sensor board is relayed information from a specific sensor located somewhere by the condenser to decide when the defrost cycle should begin.
Major indications of a defective outdoor defrost sensor board
- The control board could throw a type of error code when the defrost control board refuses to initialize properly
- The whole system may cease to operate because of the frost blocking the flow of air
- The defrost feature has not run for quite some time even though there is quite a bit frost in the way
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