ENGLISHCLOSEOPENCLOSECLOSEOPENCLOSEOPENOPENCLOSETURN OFF POWER SUPPLY and CALL Authorized Distributor under the following conditions: Abnormal noise during operation Power cord becomes unnaturally warm Water/foreign particles have entered the Remote Control «TIMER» flashes Water leak from Indoor unit Switches or buttons are not functioning properly Circuit breaker switches off frequentlyNon Serviceable CriteriasCARE & CLEANING • Wipe the unit gently with a soft, drycloth.• It is recommended to clean the airfilters once every 6 weeks.• Purchase the replacement filter if itis damaged.Part no.: CWD001142INDOOR UNITAIR FILTER Cleaning Instructions Clean the filter regularly as dirty filters will cause unpurified air, low cooling or heating capacity, unpleasant smells and higherenergy consumption. The unit will become dirty and the performance of the unit will decrease after used for several seasons. Please consult anauthorized dealer to perform seasonal inspections in addition to regular cleaning. This air conditioner is equipped with a built-in surge protective device. However, in order to further protect your air conditionerfrom being damaged by abnormally strong lightning activity, you may switch off the power supply.Hints• Operate the unit for 2~3 hours usingheating operation to dry the internalparts.• Turn off the power supply.• Remove the remote control batteries. Preparation for extendedNon-operation• This inspection is recommendedbefore operating the air conditionerat every season.• Check if the remote control batteriesneeded to be replaced.• Ensure there is no obstruction at allair intake and outlet vents.• After the start of operation for 15minutes, it is normal if thetemperature differences betweenair intake and outlet vents at indoorunit is:-Operation TemperatureCooling 8°CHeating 14°C Pre-season InspectionSwitch off the power supplybefore cleaningDB-series indoor unitVacuum, wash and dry.AIR FILTERRemoveWipe gently.INDOOR UNIT