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5. troubleshooting guide
5.1 OUTSIDE DIMENSIONS
5.2 PIPING SYSTEM
Following is a brief description of the important components and their functions in the refrigeration system.
Refer to Figure 61 to follow the refrigeration cycle and the flow of the refrigerant in the cooling cycle.
EVAPORATOR COILS
COOLED
AIR
LIQUID
PRESSURE
DROP
Copyright ©2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
1,066mm (42")
505mm (20")
ROOM AIR CONDITIONER
CYCLE OF REFRIGERATION
SUCTION LIME
COMPLETE LIQUID
COOL LOW PRESSURE VAPOR
BOIL OFF POINT
ROOM AIR HEAT LOAD
MOTOR
COMPRESSOR
OIL
(LIQUID REFRIGERANT)
CAPILLARY TUBE
Figure 60
- 40 -
CONDENSER COILS
VAPOR INLET
OUTSIDE COOLING
AIR FOR REFRIGERANT
PASS THROUGH
LIQUID OUTLET
HIGH PRESSURE VAPOR
LIQUID PEFRIGERANT
LOW PRESSURE VAPOR
HOT
DISCHARGED
AIR
LGE Internal Use Only
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