60
Wired remote
control display
Detected contents
<<F01>>
Indoor thermistor is either open or damaged.
E1 thermistor on liquid side of indoor heat exchanger has failure. (E1)
<<F02>>
Indoor unit set as single split. (E2)
<<F03>>
E3 thermistor on gas side of indoor heat exchanger has failure. (E3)
<<F10>>
TA thermistor for intake air temperature (room temperature) of the indoor
unit has failure. (TA)
<<F11>>
BL thermistor for supply air temperature of the indoor unit has failure.
(BL)
F04
Outdoor thermistor is either open or damaged.
DISCH1 thermistor at the discharge of 1st compressor reading is
abnormal.
F05
DISCH2 thermistor at the discharge of 2nd compressor reading is
abnormal.
F06
EXG1 thermistor at the gas side of 1st heat exchanger of the outdoor
unit has failure. (EXG1)
F07
EXL1 thermistor at the liquid side of 1st heat exchanger of the outdoor
unit has failure. (EXL1)
F08
TO thermistor for outdoor ambient air temperature has failure. (TO)
F12
SCT thermistor at the suction refrigerant of compressors has failure.
(SCT)
F14
SCG thermistor at the outlet of subcooling heat exchanger in outdoor
unit has failure. (SCG)
F16
High pressure sensor of the outdoor unit has failure. (HPS)
F17
Low pressure sensor of the outdoor unit has failure. (LPS)
F23
EXG2 thermistor at the gas side of 2nd heat exchanger of the outdoor
unit has failure. (EXG2)
F24
EXL2 thermistor at the liquid side of 2nd heat exchanger of the outdoor
unit has failure. (EXL2)
<<P01>>
Protective device in indoor unit is activated.
Indoor fan motor activated thermal protector.
<<P09>>
Connection to the panel of indoor unit is not good.
<<P10>>
Float switch of drain pan safety is activated.
<<P12>>
Indoor fan inverter protection control is activated.
P14
Input detected at EXCT terminal on indoor PCB for refrigerant detector.
P03
Protective device in outdoor unit is activated.
1st compressor discharge temperature too high.
P04
Protection device activated. High pressure switch (63PH, 63PH1 or
63PH2) or compressor thermal protector (49C1 / 49C2).
P05
Missing phase in power input is detected at HIC for 1st compressor.
P15
Missing phase in power input is detected at HIC for 2nd compressor.
P16
Overcurrent of 1st compressor on the secondary side of inverter circuit,
or inverter failed to syncronize with rotation.
P17
2nd compressor discharge temperature too high.
P19
Inverter for 2nd compressor failed to start or failed to syncronize with
rotation.
P22
Fan motor or inverter drive of outdoor unit has failure.
P26
Overcurrent of 2nd compressor on the secondary side of inverter circuit,
or inverter failed to syncronize with rotation.
P29
Inverter for 1st compressor failed to start or failed to syncronize with
rotation.
<P31>
Indoor unit communication error of group control
wiring.
Other indoor unit in group control has an alarm.
F29
EEPROM on indoor unit PCB failure
F31
EEPROM on outdoor unit PCB failure
H01
Protective device for compressor No. 1 is
activated.
Overcurrent in 1st compressor.
H03
Current sensor for the 1st compressor is disconnected or shorted.
H05
DISCH1 thermistor at the discharge of 1st compressor is disconnected,
shorted or misplaced. (DISCH1)
H11
Protective device for compressor No. 2 is
activated.
Overcurrent in 2nd compressor.
H13
Current sensor for the 2nd compressor is disconnected or shorted.
H15
DISCH2 thermistor at the discharge of 2nd compressor is disconnected,
shorted or misplaced. (DISCH2)
H06
Low pressure is too low.
H08
Oil sensor fault. (Disconnection, etc.)
OIL1 thermistor for the oil of 1st compressor has failure. (OIL1)
H27
OIL2 thermistor for the oil of 2nd compressor has failure. (OIL2)
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