Troubleshooting guide, 1 outside dimensions, 2 piping system – LG BG-81A User Manual
Page 20
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20—
4. TROUBLESHOOTING GUIDE
4.1 OUTSIDE DIMENSIONS
20-
3
/
32
"
(499mm)
24"
(610mm)
14-
13
/
32
"
(366mm)
MODE
TIMER
POWER
FAN
SPEED
Fan
Energy
Saver
Cool
Timer
TEMP
'F
F1 LOW
F2 MED
F3 HIGH
CONDENSER COILS
EVAPORATOR COILS
FAN
MOTOR
: REFRIGERANT FLOW
TURBO FAN
CAPILLARY TUBE
COMPRESSOR
4.2 PIPING SYSTEM
Following is a brief description of the important components and their functions in the refrigeration system.
Refer to Fig. 41 to follow the refrigeration cycle and the flow of the refrigerant in the cooling cycle.
MOTOR
COMPRESSOR
OIL
(LIQUID REFRIGERANT)
CAPILLARY TUBE
OUTSIDE COOLING
AIR FOR REFRIGERANT
PASS THROUGH
SUCTION LIME
COOL LOW PRESSURE VAPOR
COOLED
AIR
COMPLETE LIQUID
BOIL OFF POINT
LIQUID
PRESSURE
DROP
ROOM AIR HEAT LOAD
VAPOR INLET
HOT
DISCHARGED
AIR
LIQUID OUTLET
HIGH PRESSURE VAPOR
LIQUID PEFRIGERANT
LOW PRESSURE VAPOR
ROOM AIR CONDITIONER
EVAPORATOR COILS
CONDENSER COILS
CYCLE OF REFRIGERATION
Figure 41