Piping System - LG HBLG5200E Service Manual

4.2 PIPING SYSTEM

CAPILLARY
TUBE
Following is a brief description of the important components and their function in what is called the refrigeration
system. Reference should be made to Figure 33 to follow the refrigerating cycle and the flow of the refrigerant in
the cooling cycle.
EVAPORATOR COILS
COOLED
AIR
LIQUID
PRESSURE
DROP
ROOM AIR CONDITIONER
CYCLE OF REFRIGERATION
SUCTION LINE
COMPLETE LIQUID
COOL LOW PRESSURE VAPOR
BOIL OFF POINT
ROOM AIR HEAT LOAD
MOTOR
COMPRESSOR
OIL
(LIQUID REFRIGERANT)
CAPILLARY TUBE
Figure 33
—17—
CONDENSER COILS
FAN
MOTOR
TURBO FAN
EVAPORATOR
COILS
CONDENSER COILS
VAPOR INLET
OUTSIDE COOLING
AIR FOR REFRIGERANT
PASS THROUGH
DISCHARGE
LINE
NOT HIGH PRESSURE
VAPOR
LIQUID OUTLET
HIGH PRESSURE VAPOR
LIQUID REFRIGERANT
LOW PRESSURE VAPOR
HOT
DISCHARGED
AIR