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Friedrich MW18Y3FM Defrost Sensor Board
The defrost control board controls if and when to commence an important defrosting cycle which assists to keep your outdoor unit from plugging up. The defrost sensor board is influenced by a temperature sensor that can be found near the condenser, in order to agree when to initiate the defrosting cycle.
Easy warnings of a weak defrost board
- The system may not run for the simple fact of too much frost
- Unit defrost session refuses to initiate even when there is a large quantity of frost in the way
- The HVAC system control board may signify an error of some type when a defrost board fails to initialize
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