3Product Registration Record Your Model and Serial NumbersRecord in the space provided below the model and serial numbers. Remove thefilter and look at the bottom edge of the air conditioner behind the front grille forthe model and serial numbers. Reading these numbers may be easier by using aflashlight or by removing the cabinet front as instructed under “Careand Cleaning.”Model No. ____________________________________________________________Serial No. _____________________________________________________________Contents 2 Warranty3 Product Registration3 Normal Sounds4 Important Safety Instructions4 Energy Saving Ideas5 Using Air Conditioner5-7 Air Conditioner Features7 Care and Cleaning8 Avoid Service ChecklistNOTE: This Owner’s Guide providesspecific operating instructions for yourmodel. Use the room air conditioner onlyas instructed in this Owner’s Guide.These instructions are not meant tocover every possible condition andsituation that may occur. Common senseand caution must be practiced wheninstalling, operating, and maintainingany appliance.Normal Sounds High Pitched ChatterToday’s high efficientcompressors may have ahigh pitched chatter duringthe cooling cycle.VibrationUnit may vibrate and makenoise because of poor wallor window construction orincorrect installation.Pinging or SwishingDroplets of water hittingcondenser during normaloperation may cause“pinging or swishing”sounds.Gurgle/Hiss“Gurgling or hissing”noise may be heard due to refrigerantpassing through evaporation during normaloperation.Sound of Rushing AirAt the front of the unit,you may hear the soundof rushing air being movedby the fan.Thermostat ClickingSoundAs cooling systems cycle onand off, you may hear a“clicking” sound.