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SM830092
12. SERVICE PROCEDURES
(2) A Sensor is Defective.
1
Indoor (heat exchanger) coil temp. Sensor is defective.
(a) Open (=No continuity in sensor)
Compressor and outdoor fan repeat ON for 10 minutes and OFF for 6 minutes
when sensor opens.
(b) Short
“Freeze Prevention” does not operate when dehumidified water is frozen on the
indoor coil.
2
Room temp. Sensor (in the remote control unit) is defective.
(a) Open (=No continuity in sensor)
Neither outdoor fan nor compressor runs.
(b) Short
Outdoor fan and compressor do not stop. — Excessive cooling.