LG LRBNC1104S.ASTCNA0 Owner's Manual page 27

Problem
Whooshing 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
Gurgling Refrigerant flowing through the cooling system.
• Normal Operation
Popping Contraction and expansion of the inside walls due to changes in temperature.
• Normal Operation
Sizzling Water dripping on the defrost heater during a defrost cycle.
• Normal Operation
Vibrating 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
Dripping Water running into the drain pan during the defrost cycle.
• Normal Operation
Pulsating or high- Your refrigerator is designed to run more efficiently to keep your food items at the
pitched sound 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
or cabinet.
Possible Cause & Solution
TROUBLESHOOTING 27