11
EG
TROUBLESHOOTING
WARNING
●
The use of portable telephones near the air conditioner
may cause disturbance to its normal operation and must
be avoided. In case abnormal operation is noticed,
(OPERATION lamp lights, but the air conditioner will not
run) to restore normal operation turn-off electric supply
for about 3 minutes, by disconnecting the main switch or
the wall plug, then start again the air conditioner.
If your air conditioner does not work properly, first check the
following points before requesting service.
If it still does not work properly, contact your dealer or
service centre.
Trouble: The air conditioner does not operate and
STANDBY lamp flashes.
Possible cause:
1. Indoor unit trouble.
Remedy:
1. Contact service centre.
Trouble: Poor cooling or heating performance.
Possible cause:
1. Dirty or clogged air filters.
2. Heat source or many people in room.
3. Doors and/or windows are open.
4. Obstacle near air intake or air discharge port.
5. The set temperature on the remote control unit is too
high.
6. Outdoor temperature is too low (heat pump version).
7. Defrosting system does not work (heat pump version).
Remedy:
1. Clean air filters to improve airflow.
2. Eliminate heat source if possible.
3. Shut them to keep the heat or cold out.
4. Remove it to ensure good airflow.
5. Set the right temperature on the remote control unit.
6. Try to use a back-up heater.
7. Consult your dealer.
TIPS FOR ENERGY SAVING
DO NOT:
●
Block the air intake and outlet of the unit.
If they are obstructed, the unit will not work well, and
may be damaged.
●
Let direct sunlight into the room. Use sunshades,
blind or curtain.
DO:
●
Always try to keep the air filter clean. A clogged filter
will impair the performance of the unit.
●
To prevent conditioned air from escaping, keep windows,
doors and any other openings closed.
Trouble: the air conditioner does not run at all.
Possible cause:
1. Power failure.
2. Leakage breaker tripped.
3. Operation button is OFF.
4. Batteries in remote control unit have run down.
Remedy:
1. Restore power.
2. Contact service centre.
3. Press the button again.
4. Replace batteries.
Trouble: The air conditioner does not operate and
STANDBY and OPERATION lamps flash.
Possible cause:
1. Defective indoor unit room sensor.
Remedy:
1. Contact service centre.
Trouble: The air conditioner does not operate and TIMER
and OPERATION lamps flash.
Possible cause:
1. Indoor unit coil sensor defective.
Remedy:
1. Contact service centre.
Trouble: The air conditioner does not operate and TIMER,
OPERATION and STANDBY lamps flash.
Possible cause:
1. Communication trouble between indoor and outdoor
unit.
Remedy:
1. Contact service centre.
