- The 1172766 ICP Heil Tempstar Heat Pump Defrost thermostat sensor is a brand new OEM defrost sensor that comes in a Fast OEM parts bag.
- The 1172766 is a popular defrost sensor that is used on many International Comfort Products, Heil, Tempstar Arcoaire and Comfortmaker Heat Pump units.
- If you are having trouble with your heat pump defrost then you might need a new defrost control board or defrost sensor thermostat.
- FYI (For Your Information): If your heat pump is turning into a block of ice in the winter time then you might be low on refrigerant charge or you might need a new heat pump defrost control or defrost thermostat. This problem can also be attributed to a stuck reversing valve.