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Designation of sensors
Faults
Indoor ambient temperature
The sensor is detected to be open-circuited or short-circuited for
successive 30 seconds
Indoor tube temperature
The sensor is detected to be open-circuited or short-circuited for
successive 30 seconds
Outdoor ambient temperature
The sensor is detected to be open-circuited or short-circuited for
successive 30 seconds
Outdoor tube temperature
The sensor is detected to be open-circuited or short-circuited for
successive 30 seconds, and no detection is performed within 10 minutes
after defrost begins.
Exhaust
After the compressor has operated for 3 minutes, the sensor is detected
to be open-circuited or short-circuited for successive 30 seconds.
Overload
After the compressor has operated for 3 minutes, the sensor is detected
to be open-circuited or short-circuited for successive 30 seconds.
