English
11-3 MALFUNCTION CODE
•
For places where the malfunction code is written in white,
the “
” indication is not displayed. Though the system
continues operating, be sure to inspect the system and make
repairs as necessary.
•
Depending on the type of indoor or outdoor unit, the
malfunction code may or may not be displayed.
Malfunction
code
Descriptions and measures
Remarks
A1
Indoor Printed Circuit Board
failure
A3
Drain level abnormal
A5
High pressure control or
freeze-up protector
A6
Indoor fan motor overload,
over current, lock
Indoor Printed Circuit Board
connection failure
A8
Indoor unit power supply
voltage abnormal
AJ
Capacity setting failure
Capacity setting adapter
or capacity data error,
or disconnection of the
capacity setting adapter,
failure to connect the
adapter, or the capacity is
not set to the data-retention
IC.
C1
Transmission error between
indoor Printed Circuit Board
(Master) and indoor Printed
Circuit Board (Slave)
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
temperature sensor
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.
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)
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)
E8
Input overcurrent
(Outdoor unit)
EA
Cooling/heating switch
malfunction (Outdoor unit)
F3
Discharge piping
temperature malfunction
(Outdoor unit)
F6
High pressure control
(in cooling) (Outdoor unit)
F8
Operation halt due to
compressor internal
temperature abnormality
H0
Sensor fault for inverter
(Outdoor unit)
H6
Operation halt due to faulty
position detection sensor
H8
CT abnormality
(Outdoor unit)
H9
Outdoor air thermistor
system malfunction
(Outdoor unit)
Abnormal stop is applied
depending on the model or
condition.
J3
Discharge piping thermistor
system malfunction
(Outdoor unit)
Abnormal stop is applied
depending on the model or
condition.
J6
Outdoor heat exchanger
distributor liquid piping
thermistor malfunction
(Outdoor unit)
Abnormal stop is applied
depending on the model or
condition.
L3
Reactor thermistor
malfunction (Outdoor unit)
L4
Overheated heat-radiating
fin (Outdoor unit)
Inverter cooling failure.
L5
Instantaneous overcurrent
(Outdoor unit)
The compressor engines
and turbines may be
experiencing a ground fault
or short circuit.
English 18
01_EN_3P500432-1.indd 18
10/24/2017 18:32:42
