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The unit stops and the TIMER indicator blinks.
Use remote control to retrieve error code.
TIMER
SET
CANCEL
ON
OFF
1
2
3
SET CHECK CLOCK RESET
AC
RC
1
Press for 5
seconds.
3
Press for 5
seconds to
quit checking.
2
Press until you hear
beep sound, then
write down the error
code.
Note:
• For certain errors, you
may restart the unit for
limited operation with 4
beeps when operation
starts.
4
Turn the unit off and reveal the error code to authorized dealer.
TROUBLESHOOTING
The following symptoms do not indicate malfunction.
The following symptoms do not indicate malfunction.
SYMPTOM
SYMPTOM
CAUSE
CAUSE
Mist emerges from indoor unit. ► • Condensation effect due to cooling process.
Water fl owing sound during operation. ► • Refrigerant fl ow inside the unit.
The room has a peculiar odor. ► • This may be due to damp smell emitted by the wall,
carpet, furniture or clothing.
Indoor fan stops occasionally during automatic fan speed
setting.
► • This helps to remove the surrounding odours.
Airfl ow continues even after operation has stopped. ► • Extraction of remaining heat from the indoor unit
(maximum 30 seconds).
Operation is delayed a few minutes after restarting. ► • The delay is a protection to the unit’s compressor.
Outdoor unit emits water/steam. ► • Condensation or evaporation occurs on pipes.
TIMER indicator is always on. ► • The timer setting repeats daily once set.
POWER indicator blinks during HEAT mode with no warm
air supply (and louver is closed).
► • The unit is in defrost mode (and AIR SWING is set to
AUTO).
Indoor fan stops occasionally during heating operation. ► • To avoid unintended cooling effect.
Power indicator blinks before the unit is switched on. ► • This is a preliminary step in preparation for the operation
when the ON timer has been set.
Cracking sound during operation. ► • Changes of temperature caused the expansion/
contraction of the unit.
Check the following before calling for servicing.
Check the following before calling for servicing.
SYMPTOM
SYMPTOM
CHECK
CHECK
Heating/Cooling operation is not working effi ciently. ► • Set the temperature correctly.
• Close all doors and windows.
• Clean or replace the fi lters.
• Clear any obstruction at the air inlet and air outlet vents.
Noisy during operation. ► • Check if the unit has been installed at an incline.
• Close the front panel properly.
Remote control does not work.
(Display is dim or transmission signal is weak.)
► • Insert the batteries correctly.
• Replace weak batteries.
The unit does not work. ► • Check if the circuit breaker is tripped.
• Check if timers have been set.
The unit does not receive the signal from the remote
control.
► • Make sure the receiver is not obstructed.
• Certain fl uorescent lights may interfere with signal
transmitter. Please consult authorized dealer.