545144210
If problems occur that are not listed in the table or if recommended solutions do not work, contact the
manufacturer.
ERROR CODES
ERROR Code
F1
F2
F3
Compressor start error
F4
Compressor running out of
F5
Location detection loop
FA
Phase current overcurrent
P2
DC bus voltage undervoltage
Communication error(indoor
E4
F6
PCB communication error
P3
AC Input voltage protection
P4
AC over-current protection
P5
AC undervoltage protection
F7
Coil sensor error(outdoor)
F8
Sensor on suction pipe error
E0
Sensor on discharge pipe
E6
E7
Fan motor error(outdoor)
MONOBLOCK AIR CONDITIONER
ERROR description
Compressor IPM error
PFC/IPM error
step
failure
protection
protection
and outdoor)
error
Temperature sensor
error(outdoor)
ERROR
ERROR description
Code
FE
EE error(outdoor)
Return air sensor temperature
PA
abnormal protection
P1
Over-heat protection on top of
PE
Abnormal refrigerant circulation
PH
Exhaust temperature protection
PC
Coil tube overload
protection(outdoor)
E3
DC fan Feedback failure(indoor)
P6
Coil tube overload
protection(indoor)
P7
Defrost protection on coil
E2
Sensor error on indoor coil tube
E1
Temperature sensor error(indoor)
P8
Zero-crossing fault
detection(indoor)
EE
EE error(indoor)
E5
Water-splash motor error
E8
Fan feedback fault
FL
Water-full protection
compressor
tube(indoor)
NL
17