3
ENGLISH
FAULT DIAGNOSIS BY REMOTE CONTROLLER
The temperature display sections indicate corresponding codes.
1. When the ON TIMER CANCEL button or OFF TIMER CANCEL button is held down for
5 seconds, a “
00
00
” indication flashes on the temperature display section.
2. Press the ON TIMER CANCEL button or OFF TIMER CANCEL button repeatedly until a
continuous beep is produced.
• The code indication changes as shown below, and notifies with a long beep.
FAULT DIAGNOSIS
(For Inverter only)
ERROR
MEANING
CODE
00
NORMAL
A1
INDOOR PCB ERROR
A3
DRAIN PUMP ABNORMAL
A5
ANTIFREEZE (COOLING)/HEAT EXCHANGER OVERHEAT (HEATING)
A6
INDOOR FAN MOTOR ABNORMAL
AH
ELECTRICAL AIR CLEANER ABNORMAL
C4
INDOOR HEAT EXCHANGER (1) THERMISTOR SHORT/OPEN
C5
INDOOR HEAT EXCHANGER (2) THERMISTOR SHORT/OPEN
C7
LOUVER LIMIT SWITCH ERROR
C9
INDOOR ROOM THERMISTOR SHORT/OPEN
E1
OUTDOOR PCB ERROR
E3
HIGH PRESSURE PROTECTION
E4
LOW PRESSURE PROTECTION
E5
COMPRESSOR MOTOR LOCK/COMPRESSOR OVERLOADED
E6
COMPRESSOR START-UP ERROR
E7
OUTDOOR DC FAN MOTOR LOCK
E8
AC INPUT OVER CURRENT
E9
EXV ERROR
EA
4 WAY VALVE ERROR
F3
DISCHARGE PIPE OVERHEAT
F6
HEAT EXCHANGER OVERHEAT
HO
COMPRESSOR SENSOR SYSTEM ERROR
H3
HIGH PRESSURE SWITCH ERROR
H6
COMPRESSOR FEEDBACK DETECTION ERROR
H7
FAN MOTOR OVERLOADED/OVERCURRENT/SENSOR ABNORMAL
H8
AC CURRENT SENSOR ERROR
TURBO
QUIET
SLEEP
ON
OFF
MODE
TIMER
CANCEL
CANCEL
CLOCK
ON TIMER CANCEL
OFF TIMER CANCEL
1 OM-GS01-1209(0)-McQuay
1/14/10, 4:37 PM
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