TROUBLESHOOTINGThe following symptoms do not indicate malfunction.SYM PTOM CAU SEENGLISHMist emerges from indoor unit.Water flowing sound during operation.The room has a peculiar odour.Indoor fan stops occasionally during automatic fanspeed setting.Operation is delayed a few minutes afterrestart. Outdoor unit emits water/steam.The unit operates automatically when power isresumed after a power failure.Indoor fan stops occasionally during heating operation.Power indicator blinks before the unit is switched on.Cracking sound during operation.► • 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.► • It is the Auto Restart function of the unit. Operation will berestarted automatically under the previous operation modeand air flow direction when power is resumed as theoperation is not stopped by remote control.► • To avoid unintended cooling effect.► • This is a preliminary step in preparation for the operationwhen the ON timer has been set.► • Changes of temperature cause the expansion/contraction of the unit.Check the following before calling for servicing.SYMPTOMHeating/Cooling operation is not working efficiently.Noisy during operation.Remote control does not work.(Display is dim or transmission signal isweak.) The unit does not work.The unit does not receive the signal from theremote control.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.► • Make sure the receiver not obstructed.• Certain fluorescent lights may interfere with signaltransmitter. Please consult authorized dealer.The unit stops and the timer indicator blinks.Use remote control to retrieve error code./QUIET POWERFUL1 Press for 5 A Bseconds. SELECT SET/CANCEL2 Press until you hearbeep sound, then jotdown the error code.3 Press for 5 seconds toquit checking.CHECK ERROR RESET RESET4 Turn the unit off and reveal the error code to authorized dealer.13