8Cleaning instructionsTo ensure optimal performance of the unit,cleaning has to be carried out at regular intervals.Dirty unit may cause malfunction and you maysee error code “H99”. Please consult authoriseddealer.• 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 panelPOWERTIMERPOWERFULQUIETRaise1Pull out2Close it securely1 Insert at both sidesPOWERTIMERPOWERFULQUIET2 Close down3 Press both ends of the front panelPOWERTIMERPOWERFULQUIETAluminium finFront panelAir filtersIndoor unitAir Purifying FilterAir fi ltersEvery 2 weeks• Wash/rinse the filters gentlywith water to avoid damage tothe filter surface.• Dry the filters thoroughly under shade, away fromfire or direct sunlight.• Replace any damaged filters.Remove air fi lter Attach air fi lterInsert into the unitAir Purifying FilterAir Purifying Filter• Do not wash the air purifying filter.• Replace the filter every 10 years or replaceany damaged filter. Part no.: CZ-SA32PFor seasonal inspection after extended non-use• Checking of remote control batteries.• No obstruction at air inlet and air outlet vents.• Use Auto OFF/ON button to select COOL/HEAToperation. After 15 minutes of operation, it is normal tohave the following temperature difference between airinlet and air 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 to preventmould growth.• Turn off the power supply and unplug.• Remove the remote control batteries.