Indoor & Outdoor Unit
Mismatch between the new and the old platforms
Outdoor Unit
Communication malfunction between adapter board and outdoor main board
Solution: TS41
Indoor & Outdoor Unit
Indoor unit and outdoor unit communication error
Solution: TS02-M & TS17
Unit
Communication malfunction between wire and master control
Solution: TS34
Indoor Unit
Evaporator coil temperature sensor T2A is in open circuit or short circuit
Solution: TS05-IDU
Wired remote controller
Communication between wired remote controller and indoor unit fail may Look Like EH b3
Indoor Unit
Evaporator coil inlet temperature sensor T2B is in open circuit or short circuit
Solution: TS05-IDU
Indoor Unit
Evap coil temp. sensor (T2) error
Solution: TS05-IDU & TS22
Indoor Unit
Indoor room temp. sensor (T1) error
Solution: TS05-IDU & TS22
Indoor Unit
Water-level alarm malfunction
Solution: TS15 & TS24
Indoor Unit
Indoor unit main control board and display board communication error
Solution: TS23 & TS33
Indoor Unit
Indoor fan speed is operating out of range
Solution: TS04-L-IDU & TS19
Indoor Unit
Indoor Unit EEPROM parameter fail
Solution: TS01-IDU & TS16
Outdoor Unit
High Pressure Sensor is Open Circuit or Short Circuited