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Troubleshooting Guide
OUTSIDE DIMENSIONS
PIPING SYSTEM
CAPILLARY TUBE
COMPRESSOR
TURBO FAN
EVAPORATOR COIL
Following is a brief description of the important components and their functions in the refrigeration system.
Refer to Fig. 31 to follow the refrigeration cycle and the flow of the refrigerant in the cooling cycle.
EVAPORATOR COILS
COOLED
AIR
LIQUID
PRESSURE
DROP
3
607(23
/
)
5
ROOM AIR CONITIONER
CYCLE OF REFRIGERATION
SUCTION LINE
COMPLETE LIQUID
COOL LOW PRESSURE VAPOR
BOIL OFF POINT
ROOM AIR HEAT LOAD
COMPRESSOR
(LIQUID REFRIGERANT)
CAPILLARY TUBE
VAPOR INLET
OUTSIDE COOLING
AIR FOR REFRIGERANT
PASS THROUGH
MOTOR
OIL
Figure 31
Troubleshooting Guide
Unit: mm(inchs)
1
368(14
/
)
2
CONDENSER COIL
FAN
MOTOR
CONDENSER COILS
HOT
DISCHARGED
AIR
LIQUID OUTLET
HIGH PRESSURE VAPOR
LIQUID REFRIGERANT
LOW PRESSURE VAPOR
Service Manual 21
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