34Operating InstructionsInstallation InstructionsSafety InformationTroubleshooting TipsCustomer ServiceNormal operating sounds.Depending on the placement of the refrigerator in your kitchen,you may want to place a piece of rubber backed carpet under therefrigerator to reduce noise.Icemaker (on some models). Occasionally youwill hear ice cubes dropping into the ice bin.If this is your first icemaker, you’ll hearoccasional sounds that may be unfamiliar.They are normal icemaking sounds and arenot a cause for concern.Evaporator Fan. You may hear air beingforced through the cabinet by the fan.Evaporator. The flow of refrigerant throughthe evaporator may create a boiling orgurgling sound.Defrost Heater. During defrost cycles, waterdripping onto the heater may cause ahissing or sizzling sound. After defrosting,a popping sound may occur and theevaporator may create a boiling or gurglingsound.Cold Control & Defrost Timer. These parts canproduce a snapping sound when turningthe refrigerator on or off. The timer alsoproduces a sound similar to an electricclock.Plastic Liner. Cracking or popping soundsdue to expansion of the plastic liner.Water Valve (on models equipped with anautomatic icemaker). When the icemaker fillswith water, a buzzing sound and runningwater will be heard.Water Pan. Water may be heard running intothe drain pan during the defrost cycle.Compressor. Modern, high efficiencycompressors operate much faster than oldermodels. The compressor may have a highpitched hum or pulsating sound.Condenser Fan. You may hear air beingforced over the condenser by the fan.987654321These sounds are normaland are due mostly to highlyefficient operation.1 234567891010