Parts - LG R410A Service Manual

Parts

2. Parts
2.1 10HP Parts Function
Parts Name
Compressor
Inverter fan motor
Outdoor LEV
Subcooler LEV
Oil Pass Valve
Oil Equalization Valve
Hot gas bypass
valve
4 Way valve
Outdoor check valve
Discharge check valve
High pressure S/W
High pressure sensor
Low pressure sensor
Heat exchanger temperature sensor
Compressor discharge temperature sensor
Air temperature sensor
Suction temperature sensor
Liquid tube temperature sensor
Subcooler outlet temperature sensor
Subcooler inlet temperature sensor
82 Outdoor Unit
Symbol
Operated up to 20Hz~100Hz by inverter operation. Pressurize high
COMP.
temperature, low pressure refrigerant to high temperature, high
IMT Adjust outdoor wind quantity while varying the outdoor fan by 0~65Hz.
Adjust flow quantity depending on overheat level of refrigerant in the
OLEV
Adjust flow quantity depending on overheat level of the outlet of the
SLEV
excessive cold heat exchanger in cold status.
OPV
OEV
Stabilize the system by high pressure gas to the low pressure part
HGV after opening when bypass and low pressure of refrigerant rapidly
Cut-off the outdoor heat exchanger with the evaporator or condenser
4 WAY
Used to obtain flow quantity of refrigerant in cold condition.
OCHK
Prevent reverse flow of high pressure refrigerant into the compressor.
DCHK
Mechanically stop the compressor where the compressor rises to the
HPSW
high pressure limit valve due to abnormal operation.
HPS
LPS
Used for control by measuring temperature of the outdoor heat
THEX
Used for protecting and controlling the compressor by measuring
TCOMP
TAIR
Used for controlling super heat level by measuring refrigerant
TSUC
Used for controlling sub cool level by measuring refrigerant
TLIQ
Used for controlling super heat level by measuring outlet
TSOUT
Used for controlling super heat level by measuring outlet
TSIN
Major Function
pressure.
outdoor side in heat status.
reduces to less than the valve valve.
depending on operation of the indoor unit.
Measure high pressure of the system.
Measure low pressure of the system.
.
exchanger.
discharger temperature.
Measure outdoor temperature.
temperature of the suction pipe.
temperature of the liquid pipe.
temperature of the subcooler circuit.
temperature of the subcooler circuit.