5-3
5
ON:
Blinking: OFF:
Possible cause of malfunction Display
Wireless
remote
controller
Lamp display
Operation
Timer
Preparing
Ceiling panel connection failure P09
Activation of
protective
device
Indoor protection Fan protective thermostat P01
Float switch P10
DC fan error. P12
Outdoor protection Discharge temperature trouble P03
Open phase detected, AC power trouble P05
No gas P15
4-way valve locked P19
High cooling load P20
Outdoor fan trouble P22
Inverter compressor trouble (HIC PCB) P26
Inverter compressor trouble (MDC) P29
Simultaneous-operation multi control trouble P31
Compressor current failure (overload) H01
Thermistor fault Thermistor open circuit
•Short circuit (indoor)
Indoor heat exchanger temperature sensor (E1) F01
Indoor heat exchanger temperature sensor (E2) F02
Indoor temperature sensor F10
Thermistor open circuit
•Short circuit (outdoor)
Discharge temperature (TD) F04
Outdoor heat exchanger temperature (C1) F06
Outdoor heat exchanger temperature (C2) F07
Outdoor air temperature (TO) F08
Intake temperature (TS) F12
Indoor EEPROM error F29
Outdoor EEPROM error F31
Alternately
Alter.
Alter.
Alter.
Simul.
Simul.
SM830194-00.indb3SM830194-00.indb3 2011/11/1523:10:532011/11/1523:10:53