8Cleaning instructionsTo ensure optimal performance of the unit,cleaning has to be carried out at regularintervals. Dirty unit may cause malfunctionand you may see error code “H99”. Pleaseconsult authorised dealer.• Switch off the power supply and unplug beforecleaning.• Do not touch the aluminium fin, sharp parts maycause injury.• Do not use benzine, thinner or scouring powder.• Use only soap ( pH 7) or neutral householddetergent.• Do not use water hotter than 40 °C.Indoor unitWipe the unit gently with a soft,dry cloth.Front panelWash gently and dry.Remove the front panelOWMRaise1Pull out2Close it securelyPress at center of the front panel.4OWMInsert atboth sides1Press both ends ofthe front panel3Close down2Air filtersEvery 2 weeks• Wash/rinse the filters gentlywith water to avoid damage tothe filter surface.• Dry the filters thoroughly under shade, awayfrom fire or direct sunlight.• Replace any damaged filters.Remove air filter Attach air filterInsert into the unitFor seasonal inspection after extendednon-use• Checking of remote control batteries.• No obstruction at air inlet and air outlet vents.• Use Auto OFF/ON button to select COOL/HEAT operation. After 15 minutes ofoperation, it is normal to have the followingtemperature difference between air inlet andair outlet vents:COOL: ≥ 8 °C HEAT: ≥ 14 °CFor extended non-use• Activate HEAT mode for 2~3 hours to removemoisture left in the internal parts thoroughly toprevent mould growth.• Turn off the power supply and unplug.• Remove the remote control batteries.OWMAluminium finFront panelAir filtersIndoor unitF568903_YA0712-0.indb 8 10/24/2012 1:52:06 PM