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Frigidaire FRP90ETT2A0 Defrost Sensor Board
The defrost sensor board controls when to launch an important defrosting cycle which actually helps to continue normal heating and cooling operations. The defrost board depends on a sensor located in the outdoor unit to agree when the defrost cycle should begin.
Simple signals the AC defrost sensor board will not live much longer
- Defrost mode has not run for a while even though there is excessive frost that has built up
- The main circuit board may show an error of some type when the defrost control board refuses to initialize properly
- The system may not operate due to the fact of the fact that there is too much frost
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