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Lennox G61MPV-60D-135 Defrost Sensor Board
The defrost control board will determine when to initiate an important defrosting cycle which assists to get rid of the frost that collects on the outdoor unit. The defrost board relies on a specific sensor that can be found near the condenser, in order to decide when the defrost cycle should begin.
Symptoms of a weak Lennox defrost sensor board
- The main circuit board might issue a specific error code when a defrost board fails to initialize
- Defrost session never runs even though there is a lot of frost that has built up
- Air conditioning may cease to function for the fact of frost blocking the airflow outside
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