9EnglishThe following symptoms do not indicate malfunction.Symptom CauseMist emerges from indoor unit. • Condensation effect due to cooling process.Water flowing sound during operation. • Refrigerant flow inside the unit.The room has a peculiar odour. • This may due to damp smell emitted by the wall,carpet, furniture or clothing.Indoor fan stops occasionally during automaticfan speed setting.• This helps to remove the surrounding odours.Operation is delayed a few minutes afterrestarting. • The delay is a protection to the unit’s compressor.Outdoor unit emits water/steam. • Condensation or evaporation occurs on pipes.The unit operates automatically when poweris resumed after a power failure. • It is the Auto Restart function of the unit. Operation willbe restarted automatically under the previous operationmode and air flow direction when power is resumed asthe operation is not stopped by remote control.Indoor fan stops occasionally during heatingoperation.• To avoid unintended cooling effect.Power indicator blinks before the unit isswitched on. • This is a preliminary step in preparation for theoperation when the ON timer has been set.Cracking sound during operation. • Changes of temperature cause the expansion/contraction of the unit.Check the following before calling for servicing.Symptom CheckOperation in COOL/HEAT mode is not workingefficiently. • 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.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 theremote control.• Make sure the receiver is not obstructed.• Certain fluorescent lights may interfere with signaltransmitter. Please consult authorised dealer.NON SERVICEABLE CRITERIASTURN OFF POWER SUPPLY AND UNPLUGthen please consult authorised dealer underthe following conditions:• Abnormal noise during operation.• Water/foreign particles have entered theremote control.• Water leaks from Indoor unit.• Circuit breaker switches off frequently.• Power cord becomes unnaturally warm.• Switches or buttons are not functioningproperly.• The timer indicator blinks and the unit can notbe operatedTroubleshootingThe unit stops and the TIMER indicator blinks.Use remote control to retrieve error code.CHECK ERROR RESET RESETSELECT SET/CANCELQUIET POWERFUL/A B1Press for 5seconds.Press for 5seconds to quitchecking.Press until youhear beep sound,then jot down theerror code.Turn the unit offand reveal theerror code toauthorized dealer.32Cleaning instructions /Troubleshooting4