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
00 00
5 seconds, a "
ON TIMER CANCEL
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.
ERROR
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
1 OM-GS02-1209(0)-Ac
FAULT DIAGNOSIS
" indication flashes on the temperature display section.
SWING
TURBO
QUIET
ON
CANCEL
3
(For Inverter only)
FAN
MODE
SLEEP
TIMER
OFF
CLOCK
CANCEL
OFF TIMER CANCEL
MEANING
3
1/15/10, 12:16 PM