LG LRSC26980TT Service Manual - Page 67
Charge of temperature - Impact.
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TROUBLE DIAGNOSIS PROBLEM 3. Refrigeration is weak. CAUSE/CHECK POINTS 4) No cooling air circulation. Faulty fan motor. Fan is constrained. Fan shroud contact. - Clearance. Damping evaporator contact. Accumulated residual frost. Small cooling air discharge. Insufficient motor RPM Fan overload. - Fan misuse. Bad low termperature RPM characteristics. Rated power misuse. Low voltage. Faulty fan. Fan misuse. Bad shape. Loose connection. - Not tightly connected. Insert depth. Shorud. Bent. Ice and foreign materials on rotating parts. REMARKS 5) Compressor capacity. Rating misuse. Small capacity. Low valtage. 6) Refrigerant too much or too little. Malfunction of charging cylinder. Wrong setting of refrigerant. Insufficient compressor. - Faulty compressor. 7) Continuous operation - No contact of temperature controller. - Foreign materials. I Check visually after disassembly. 8) Damper opens continuously. Foreign materials Adiabatics liquid dump. jammed. The EPS (styrofoam) drip tray has sediment in it. A screw or other foreign material has fallen into the drip tray or damper. Failed sensor. - Position of sensor. Characteristics of damper. Bad characteristics of its own temperatue. Parts misuse. Charge of temperature - Impact. characteristics. I Check visually after disassembly. 9) Food storing place. - Near the outlet of cooling air. - 67 -