5. TROUBLESHOOTING GUIDE

5.1 OUTSIDE DIMENSIONS

1,066mm(42")

406mm(16")

505mm(20")

406mm(16")

5.2 PIPING SYSTEM

Following is a brief description of the important components and their functions in the refrigeration system. Refer to Fig. 21 to follow the refrigeration cycle and the flow of the refrigerant in the cooling cycle.

ROOM AIR CONDITIONER

CYCLE OF REFRIGERATION

EVAPORATOR COILS

CONDENSER COILS

COOLED AIR

 

SUCTION LIME

VAPOR INLET

COMPLETE LIQUID

 

COOL LOW PRESSURE VAPOR

 

BOIL OFF POINT

 

 

 

ROOM AIR HEAT LOAD

 

OUTSIDE COOLING

AIR FOR REFRIGERANT

PASS THROUGH

MOTOR

COMPRESSOR

OIL

HOT DISCHARGED AIR

LIQUID PRESSURE DROP

LIQUID OUTLET

(LIQUID REFRIGERANT)

HIGH PRESSURE VAPOR

CAPILLARY TUBE

 

LIQUID PEFRIGERANT

 

 

Figure 21

LOW PRESSURE VAPOR

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LG Electronics 230/208V service manual Troubleshooting Guide, Outside Dimensions, Piping System