2SAFETY PRECAUTIONSTo prevent personal injury, injury to others, or property damage, pleasecomply the following.Incorrect operation due to failure to follow instructions may cause harm ordamage, the seriousness of which is classified as below:WARNINGWARNING This sign warns of death or seriousinjury.CAUTIONCAUTION This sign warns of injury or damageto property.The instructions to be followed are classified by the following symbols:This symbol denotes an actionthat is PROHIBITED.These symbols denote anactions that is COMPULSORY.WARNINGWARNINGINDOOR UNIT AND OUTDOOR UNITThis appliance is not intended for use by persons (includingchildren) with reduced physical, sensory or mentalcapabilities, or lack of experience and knowledge, unlessthey have been given supervision or instruction concerninguse of the appliance by a person responsible for their safety.Children should be supervised to ensure that they do not playwith the appliance.Please consult authorized dealer or specialist to clean theinternal parts, repair, install, remove and reinstall the unit.Improper installation and handling will cause leakage, electricshock or fire.Confirm to authorized dealer or specialist on usage of specifiedrefrigerant type. Using of refrigerant other than the specifiedtype may cause product damage, burst and injury etc.Do not install the unit in a potentially explosive or flammableatmosphere. Failure to do so could result in fire.Do not insert your fingers or other objects into theair conditioner indoor or outdoor unit, rotating partsmay cause injury.Do not touch the outdoor unit during lightning, it may causeelectric shock.Do not expose yourself directly to cold air for a long period toavoid excess cooling.Do not sit or step on the unit, you may fall downaccidentally.REMOTE CONTROLDo not allow infants and small children to play with theremote control to prevent them from accidentally swallowingthe batteries.POWER SUPPLYDo not use a modified cord, joint cord,extension cord or unspecified cord toprevent overheating and fire.Thank you for purchasingPanasonic Air ConditionerTABLE OF CONTENTSTABLE OF CONTENTSSAFETY PRECAUTIONS2~3REMOTE CONTROL4~5INFORMATION5INDOOR UNIT6TROUBLESHOOTING7QUICK GUIDEBACK COVEROPERATION CONDITIONOPERATION CONDITIONUse this air conditioner under the followingtemperature rangeIndoor UnitTemperature (°C) Indoor*DBT *WBTCOOLING Max. 32 23Min. 16 11HEATING Max. 30 -Min. 16 -Outdoor UnitTemperature (°C)Outdoor OutdoorCU-RE18NKE,CU-RE18NKXCU-RE24NKECU-RE24NKX*DBT *WBT *DBT *WBTCOOLING Max. 43 26 43 26Min. 5 4 16 11HEATING Max. 24 18 24 18Min. -5 -6 -5 -6NOTICE: • This model is not suitable for 24hours non-stopping operation in heating modebelow -5°C. When the outdoor temperatureis below -5°C and you use this model out ofabove conditions, the outdoor unit might befrozen up and stop operation for protectioncontrol.* DBT: Dry bulb temperature* WBT: Wet bulb temperatureNOTENOTEThe illustrations in this manual are forexplanation purposes only and may differfrom the actual unit. They are subjectedto change without notice for futureimprovement.