Westinghouse WWTR1502KW Use and Care Guide - Page 9

Normal Operating Sounds & Sights Understanding The Sounds You May Hear Your new high-efficiency refrigerator may make unfamiliar sounds. These are all normal sounds and soon will become familiar to you. They also indicate your refrigerator is operating as designed. Hard surfaces, such as vinyl or wood floors, walls, and kitchen cabinets may make sounds more noticeable. Listed below are descriptions of some of the most common sounds you may hear, and what is causing them. note Rigid foam insulation is very energy efficient, but is not a sound insulator. E. Cold Control/Defrost Timer or Auto Defrost Control These parts can produce a snapping or clicking sound when turning the refrigerator on and off. The timer also produces sounds similar to an electric clock. F. Compressor Modern, high-efficiency compressors operate much faster than older models. The compressor may have a high-pitched hum or pulsating sound. G. Water Valve If your refrigerator is equipped with an automatic ice maker, you will hear a buzzing sound as the water valve opens to fill the ice maker during each cycle. H. Drain Pan (Nonremovable) You may hear water running into the drain pan during the defrost cycle. The drain pan will be located on top of the compressor for air-cooled condensers (black coils on back of refrigerator). I. Condenser Coils care & cleaning Replacing the freezer Light Bulb (some Models) A. Evaporator The flow of refrigerant through the evaporator may create a boiling or gurgling sound. B. Evaporator Fan You may hear air being forced through the refrigerator by the evaporator fan. C. Defrost Heater During defrost cycles, water dripping onto the defrost heater may cause a hissing or sizzling sound. After defrosting, a popping sound may occur. important During the automatic defrost cycle, you may notice a red glow in the vents on the back wall of your freezer compartment. This is normal during the defrost cycle. D. Automatic Ice Maker If your refrigerator is equipped with an automatic ice maker, you will hear ice cubes falling into the ice bin. caution Avoid cuts when replacing light bulbs, wear gloves. 1. Unplug refrigerator. 2. Wear gloves as protection against possible broken glass. 3. Unsnap light shield as shown. 4. Unscrew and replace old bulb with an appliance bulb of the same wattage. 5. Replace light shield. 6. Remember to plug the refrigerator back in. never clean condenser (some models) If your refrigerator is equipped with a Never Clean condenser, there's no need to clean the condenser under normal operating conditions. If the refrigerator is operated under particularly dusty or greasy conditions, or if there is significant pet traffic in your home, it may be necessary to periodically clean the condenser for maximum efficiency. Defrost Water Pan 9