LG HBLG2350E Service Manual - Page 17

4. TROUBLESHOOTING GUIDE 4.1 OUTSIDE DIMENSIONS 675(770) 660 428 4.2 PIPING SYSTEM CONDENSER COIL FAN MOTOR CAPILLARY TUBE COMPRESSOR BLOWER EVAPORATOR COIL : REFRIGERANT FLOW Following is a brief description of the important components and their functions in the refrigeration system. Refer to Fig. 33 to follow the refrigeration cycle and the flow of the refrigerant in the cooling cycle. ROOM AIR CONDITIONER CYCLE OF REFRIGERATION EVAPORATOR COILS COOLED AIR COMPLETE LIQUID BOIL OFF POINT SUCTION LINE COOL LOW PRESSURE VAPOR ROOM AIR HEAT LOAD CONDENSER COILS VAPOR INLET HOT DISCHARGED AIR LIQUID PRESSURE DROP MOTOR OUTSIDE COOLING AIR FOR REFRIGERANT PASS THROUGH COMPRESSOR OIL (LIQUID REFRIGERANT) CAPILLARY TUBE Figure 33 LIQUID OUTLET HIGH PRESSURE VAPOR LIQUID PEFRIGERANT LOW PRESSURE VAPOR Copyright ©2007 LG Electronics. Inc. All right reserved. Only for training and service purposes - 17 - LGE Internal Use Only