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Les langues disponibles
DC Inverter U-match Series Cassette Type Unit
Error
code
CJ
IDU jumper cap error
Discharge temperature sensor
C6
error
Condenser meso-temperature
C7
sensor error
Compressor dial code or
C8
jumper cap abnormal
Compressor driver memory
C9
chip failure
Wired controller temperature
CE
sensor error
Multi-main wired controller
CP
failure
Compressor suction
dc
temperature sensor error
Wired controller circuit board
dH
abnormal
AC sequence protection (phase
dJ
loss or anti-phase protection)
E0
Indoor fan error
Compressor high pressure
E1
protection
E2
Indoor anti-freeze protection
Refrigerant lack protection or
E3
compressor low pressure
protection
Compressor air discharge
E4
high-temperature protection
ODU and IDU communication
E6
error
E7
Mode conflict
E9
Water-full protection
Memory chip reading and
EE
writing failure
EL
Emergency stop (fire alarm)
Error
Error
code
PA
ODU AC current protection
PE
Temperature drift protection
Driveboard ambient temperature
PF
sensor error
PH
Bus high-voltage protection
PL
Bus low-voltage protection
PP
Input AC voltage error
PU
Capacitor charging failure
DC indoor fan driver bus
q0
low-voltage protection
DC indoor fan driver bus
q1
high-voltage protection
DC indoor fan AC current
q2
protection
DC indoor fan driver IPM module
q3
protection
DC indoor fan driver PFC
q4
protection
q5
DC indoor fan startup failure
DC indoor fan Phase-loss
q6
protection
DC indoor fan driver reset
q7
protection
DC indoor fan over-current
q8
protection
q9
DC indoor fan power protection
DC indoor fan driver current
qA
detection circuit error
DC indoor fan out-of-step
qb
protection
Master control and DC indoor fan
qC
driver communication error
54
Error
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