30
English
C1
Transmission error between indoor
printed circuit board (main) and indoor
printed circuit board (sub)
C4
Indoor heat exchanger liquid pipe
temperature sensor malfunction
Abnormal stop is applied depending on the
model or condition.
C5
Indoor heat exchanger condenser /
evaporator thermistor malfunction
Abnormal stop is applied depending on the
model or condition.
C9
Suction air thermistor malfunction
Abnormal stop is applied depending on the
model or condition.
CC
Humidity sensor abnormal
CE
Intelligent eye / floor temperature
sensor malfunction
CJ
Remote controller air thermistor
malfunction
Remote controller thermo does not function,
but body thermo operation is enabled.
E0
Action of safety device (Outdoor unit)
E1
Outdoor printed circuit board failure
(Outdoor unit)
E3
High pressure malfunction (Outdoor unit)
E4
Low pressure malfunction (Outdoor unit)
E5
Compressor motor lock malfunction
(Outdoor unit)
E6
Compressor motor lock by over current
(Outdoor unit)
E7
Outdoor fan motor lock malfunction
(Outdoor unit)
Outdoor fan instant overcurrent
malfunction (Outdoor unit)
E9
Electric expansion valve malfunction
(Outdoor unit)
EA
Cooling/Heating switch malfunction
(Outdoor unit)
F3
Discharge piping temperature
malfunction (Outdoor unit)
H3
High pressure switch failure (Outdoor unit)
H4
Low pressure switch failure
(Outdoor unit)
H7
Outdoor fan motor position signal
malfunction (Outdoor unit)
H9
Outdoor air thermistor system
malfunction (Outdoor unit)
Abnormal stop is applied depending on the
model or condition.
CH
Fault diagnosis by remote controller
show the code CH on the display of
remote controller.
Is it making beeping sound?
If it is making sound:
There is a risk of follows. Please contact your
dealer (R32 refrigerant only).
Malfunction of refrigerant leakage sensor.
Cable of refrigerant leakage sensor is broken.
Cable connection of refrigerant leakage
sensor is not complete.
Malfunction of main printed-circuit board.
J1
Pressure sensor system malfunction
(batch) (Outdoor unit)
3PEN486970-1D.book Page 30 Monday, July 24, 2017 8:54 AM