TCL U-MATCH-R32 SERIES DC INVERTER AIR CONDITIONERS SERVICE MANUAL
PCB and display screen communication failure
Outdoor modules Communication failure
Outdoor suction sensor failure
Outdoor compressor casing top failure
Outdoor voltage sensor failure
Outdoor central coil temperature sensor failure
Outdoor air pipe temperature sensor failure
Outdoor liquid pipe temperature sensor failure
Overvoltage and undervoltage protection
Protection against excessive outdoor exhaust
temperature
Cooling protection against overcooling
Cooling and anti overheating protection
Heating and anti overheating protection
Protection against high or low outdoor temperature
Remote control display
adjustment
Compressor drive protection ( abnormal load)
Communication failure/ mode conflict
Infrared human sensing sensor failure
Remote control display
adjustment
Remote control display
adjustment
Exhaust temperature sensor failure
protection
Failure protection of outer tube
temperature sensor
Abnormal protection of refrigerant
circulation
Compressor missing/ reverse phase protection
Module temperature protection
Abnormal commutation of four- way valve
Module temperature sensor circuit malfunction