Idiomas disponibles
Idiomas disponibles
7.1 Error Code: Overview
If an error code appears on the controller, please contact the installation personnel and inform them of the error code,
device model, and serial number (you can find the information on the nameplate of the unit).
Table 7.3 Outdoor unit error code
Error code
A01
Emergency stop
xA61
Address (x) of the slave unit error
AAx
No.x driver mismatch,
xb53
No.(x) Heat dissipation fan error
C13
Outdoor unit address is repeated
C21
Communication error between indoor and master unit
C26
Number of indoor units detected by master unit has decreased or less than the setting amount
C28
Number of indoor units detected by master unit has increased or more than the setting amount
xC31
Communication error of address X slave outdoor unit
C32
Number of slave units detected by master unit has decreased
C33
Number of slave units detected by master unit has increased
xC41
Communication error between main control chip and No.(x) inverter driver chip
E41
Outdoor ambient temperature sensor (T4) error (open/short)
F31
Microchannel heat exchanger outlet temperature sensor(T6B) error(open/short)
F41
Main heat exchanger pipe temperature sensor (T3) error(open/short)
F51
Microchannel heat exchanger inlet temperature sensor(T6A) error(open/short)
F62
Inverter module temperature (NTC) protection
F63
Non-inductance Resistor temperature (Tr) protection
F6A
F62 protection occurs 3 times in 100 minutes
xF71
No.(x) compressor discharge temperature sensor (T7C) error (open/short)
xF72
No.(x) compressor discharge temperature (T7C) protection
F75
Compressor discharge insufficient superheat protection
F7A
F72 protection occurs 3 times in 100 minutes
F81
Gas stop-valve temperature sensor (Tg) error (open/short)
F91
Liquid pipe temperature sensor (T5) error (open/short)
FA1
Outdoor heat exchanger inlet temperature sensor (T8) error (open/short)
FC1
Outdoor heat exchanger outlet temperature sensor (TL) error (open/short)
xFd1
No.(x) Compressor suction temperature sensor (T7) error (open/short)
FL1
T10 outdoor ambient temperature sensor fault (open circuit/short circuit)
P11
High pressure sensor error
P12
Discharge pipe high pressure protection
P13
Discharge pipe high pressure switch protection
P14
P12 protection occurs 3 times in 60 minutes
P21
Low pressure sensor error
P22
Suction pipe low pressure protection
P24
Suction pipe low pressure abnormal rise
P25
P22 protection occurs 3 times in 60 minutes
xP32
No. (x) compressor high DC bus current protection
xP33
xP32 protection occurs 3 times in 100 minutes
P51
High AC voltage protection
P52
Low AC voltage protection
P53
Phase B and N of the power cable are connected to the opposite protection
P54
DC bus low voltage protection
P55
DC bus ripple over protection
xP56
No. (x) Inverter module DC bus low voltage error
xP57
No. (x) Inverter module DC bus high voltage error
xP58
No. (x) Inverter module DC bus excessively high voltage error
xP59
No. x inverter module bus voltage drop fault
P71
EEPROM error
Pd1
Anti-condensation protection
Pd2
Pd1 protection occurs 2 times in 60 minutes
1b01
Electronic expansion valve (EEVA) error
2b01
Electronic expansion valve (EEVB) error
3b01
Electronic expansion valve (EEVC) error
4b01
Electronic expansion valve (EEVE) error
Note: 'x' is a placeholder for the fan or compressor address, with 1 representing fan A or compressor A and 2 representing fan
B or compressor B.
Error description
06
Manual restart
required
NO
NO
NO
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
YES
YES
NO
NO
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
YES
YES
NO
NO
YES
NO
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
YES
NO
YES
YES
YES
YES
YES
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