TROUBLESHOOTING
The following symptoms do not indicate malfunction.
Symptom
Mist emerges from indoor unit.
Water flowing sound during operations.
The room has a peculiar odour.
Indoor fan stops occasionally during automatic fan speed setting.
Operation is delayed a few minutes after restart.
Outdoor unit emits water/steam.
Timer indicator is always on.
Power indicator blinks during operation and the indoor fan is stopped.
Indoor fan stops occasionally during heating operation.
Power indicator blinks before the unit is switched on.
Cause
■Condensation effect due to cooling process.
■Refrigerant flow inside the unit.
■This may due to damp smell emitted by the wall, carpet, furniture or clothing.
■This helps to remove the surrounding odours.
■The delay is a protection to the unit’s compressor.
■Condensation or evaporation occurs on pipes.
■The timer setting repeats daily once set.
■The unit is in defrost mode, and the melted frost is drained from the outdoor unit.
■To avoid unintended cooling effect.
■This is a preliminary step in preparation for the operation when the ON timer has been set.
ENGLISH
ENGLISH ENGLISH
Check the following before calling for servicing.
Symptom
Heating/Cooling operation is not working efficiently.
Noisy during operation.
Remote control does not work.
The unit does not work.
Patrol sensor or
The unit stops and the timer indicator blinks.
Check
■Set the temperature correctly.
■Close all doors and windows.
■Clean or replace the filters.
■Clear any obstruction at the air inlet and air outlet vents.
■Check if the unit has been installed at an incline.
■Close the front panel properly.
■Insert the batteries correctly.
■Replace weak batteries.
■Check if the circuit breaker is tripped.
■Check if timers have been set.
■Press 
or 
twice. If the patrol sensor or
| TIMER |
| Press until you hear | |
| ON |
| SET | |
| 1 | 2 | 3 | beep sound, then jot |
| down the error code. | |||
Press for 5 seconds. |
|
|
| |
OFF | CANCEL | Press for 5 seconds | ||
|
|
| AC RC | |
| SET | CHECK CLOCK | RESET | to quit checking. |
■Turn the unit off and reveal the error code to your nearest dealer.
Note:
• The unit may be operable (with 4 beeps) on a limited basis, depending on the error.
ENGLISH
FOR EXTENDED NON-USE
•Activate heat mode for 2~3 hours to thoroughly dry the unit.
•Turn off the power supply.
•Remove the remote control batteries.
SEASONAL INSPECTION AFTER EXTENDED NON-USE
•Checking of remote control batteries.
•No obstruction at air inlet and air outlet vents.
•After 15 minutes of operation, it is normal to have the following temperature difference between air inlet and air outlet vents: Cooling: ≥ 8°C
Heating: ≥ 14°C
NON SERVICEABLE CRITERIAS
TURN OFF POWER SUPPLY and CALL Authorized Distributor under the following conditions:
•Abnormal noise during operation.
•Water/foreign particles have entered the remote control.
•Water leaks from Indoor unit.
•Circuit breaker switches off frequently.
•Power cord becomes unnaturally warm.
•Switches or buttons are not functioning properly.
7
