LG LBNC15231V Owners Manual - Page 34

34 TROUBLESHOOTING Noises Symptoms Possible Cause & Solution Clicking Rattling The defrost control will click when the automatic defrost cycle begins and ends. The thermostat control (or refrigerator control on some models) will also click when cycling on and off. ••Normal Operation Rattling noises may come from the flow of refrigerant or items stored on top of or around the refrigerator. ••Normal Operation Refrigerator is not resting solidly on the floor. ••Floor is weak or uneven or leveling legs need to be adjusted. See the Leveling and Door Alignment section. Refrigerator with linear compressor was jarred while running. ••Normal Operation Whooshing Gurgling Popping Sizzling Vibrating Dripping Pulsating or high-pitched sound Evaporator fan motor is circulating air through the refrigerator and freezer compartments. ••Normal Operation Air is being forced over the condenser by the condenser fan. ••Normal Operation Refrigerant flowing through the cooling system. ••Normal Operation Contraction and expansion of the inside walls due to changes in temperature. ••Normal Operation Water dripping on the defrost heater during a defrost cycle. ••Normal Operation If the side or back of the refrigerator is touching a cabinet or wall, some of the normal vibrations may make an audible sound. ••To eliminate the noise, make sure that the sides and back cannot vibrate against any wall or cabinet. Water running into the drain pan during the defrost cycle. ••Normal Operation Your refrigerator is designed to run more efficiently to keep your food items at the desired temperature. The high efficiency compressor may cause your new refrigerator to run longer than your old one, but it is still more energy efficient than previous models. While the refrigerator is running, it is normal to hear a pulsating or high-pitched sound. ••Normal Operation