REMKO WKF 120 Duo User Manual
Page 49
Display
LED display
Replac
e
Meaning
Red
Green
Yellow
466
Z
l
m
AM
AC/DC power supply malfunction
467
l
m
l
AM
Phase error malfunction.
A phase conductor is missing on the compressor
468
l
Z
Z
AM
Motherboard/inverter board current consumption probe
malfunction
469
l
Z
m
AM
Power supply (motherboard) probe malfunction
470
l
Z
m
AM
EEPROM malfunction (read error)
471
l
Z
m
AM
Motherboard EEPROM software malfunction
474
Z
Z
m
AM
IPM (IGBT module) malfunction
475
m
m
l
AM
BLDC fan 2 malfunction
484
l
Z
l
AM
PFC overload malfunction (inverter board)
485
l
Z
m
AM
Total power consumption malfunction
500
Z
Z
m
AM
Inverter board overheating malfunction
554
l
Z
m
AM
Refrigerant quantity malfunction
601
-
-
-
-
Not assigned
602
-
-
-
-
Not assigned
604
-
-
-
-
Not assigned
607
-
-
-
-
Not assigned
901
l
Z
m
AM
Return flow probe malfunction
902
l
Z
m
AM
Inlet probe malfunction
903
-
-
-
-
Not assigned
904
-
-
-
-
Not assigned
906
l
Z
m
AM
Liquid line probe malfunction
911
-
-
-
-
Not assigned
912
-
-
-
-
Not assigned
l
= On / Z = Flashing / m = Off / IM = Indoor unit / AM = Outdoor unit
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