38
English
Fault diagnosis by remote controller
The remote controller can receive from the indoor unit a corresponding error code according
•
to the fault.
When
1.
is held down for 5 seconds, a
“
” indication blinks on the temperature
display section.
Press
2.
repeatedly until a continuous
beep is produced.
The code indication changes as shown below, and noti
fi
es with a long beep.
•
CODE
MEANING
SYSTEM
00
NORMAL
U0
REFRIGERANT SHORTAGE
U2
OVER-VOLTAGE DETECTION
U4
SIGNAL TRANSMISSION ERROR (BETWEEN INDOOR AND OUTDOOR UNIT)
INDOOR
UNIT
A1
INDOOR UNIT PCB ABNORMALITY
A5
HEATING PEAK-CUT CONTROL OR FREEZE-UP PROTECTION (PERCEPTIBILITY BY
THERMISTOR FOR INDOOR HEAT EXCHANGER)
A6
FAN MOTOR (DC MOTOR) ABNORMALITY
A9
RADIANT PANEL TEMPERATURE RISE OR MOTOR OPERATED VALVE ABNORMALITY
FREEZE-UP PROTECTION (PERCEPTIBILITY BY THERMISTOR FOR RADIANT PANEL)
CE
RADIANT PANEL THERMISTOR ABNORMALITY
C4
INDOOR HEAT EXCHANGER THERMISTOR ABNORMALITY
C9
ROOM TEMPERATURE THERMISTOR ABNORMALITY
OUTDOOR
UNIT
EA
FOUR WAY VALVE ABNORMALITY
E1
OUTDOOR UNIT PCB ABNORMALITY
E5
OL ACTIVATION (COMPRESSOR OVERLOAD)
E6
COMPRESSOR LOCK
E7
DC FAN LOCK
F3
DISCHARGE PIPE TEMPERATURE CONTROL
H0
COMPRESSOR SYSTEM SENSOR ABNORMALITY
H6
POSITION SENSOR ABNORMALITY
H8
DC VOLTAGE / CURRENT SENSOR ABNORMALITY
H9
OUTDOOR TEMPERATURE THERMISTOR ABNORMALITY
J3
DISCHARGE PIPE THERMISTOR ABNORMALITY
J6
OUTDOOR HEAT EXCHANGER THERMISTOR ABNORMALITY
L4
RADIATION FIN TEMPERATURE RISE
L5
OUTPUT OVERCURRENT DETECTION
P4
RADIATION FIN THERMISTOR ABNORMALITY
NOTE
A short beep and two consecutive beeps indicate non-corresponding codes.
•
To cancel the code display, hold
•
for 5 seconds. The code display also cancel itself if the button is not pressed for 1 minute.
01_EN_3P276869-1A.indb 38
01_EN_3P276869-1A.indb 38
8/8/2012 4:18:35 PM
8/8/2012 4:18:35 PM