Copyright ©2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
- 27 -
Piping Diagrams
EEV
EEV
ss
Liquid Injection
Acc umulator
ss
Inverter
Comp
DC
DC
ss
Check Valve
EEV
Soleno id Valve
SVC Valve
ss
Ind oor HEX
Ind oor HEX
Ind oor Unit
Ind oor Unit
Fan
Fan
Outdoor Unit
HEX Temperature
Sensor
Outdoor
Temperature
Sensor
High Press ure
Sensor
4-Way Valve
Outdoor
EEV
Liquid Pipe
Gas Pipe
Oil
Separator
Oil
Separator
Suction
Temperature
Sensor
Comp
Disc harge
Temperature
Sensor
Comp
Disc harge
Temperature
Sensor
Con stant
Speed
Comp
Low
Press ure
Sensor
Sub-cooli ng Circuit
Outlet Temperature
Sensor
Sub-cooli ng Circuit
Inlet Temperature
Sensor
Liquid Pipe Temp. Sensor
Outdoo r Uni t
Sub-Coo ling EEV
Press ure Sensor
Press ure Switch
Temperature Sensor
High Temp. High Press ure Gas
High Temp. High Press ure Liqu id
Low Temp. Low Press ure Gas
Remarks
Strainer
Hot Gas
Valve
Fan
Fan
Double-Tube HEX
Oil Return/ Defrost Operation
Summary of Contents for ARUN100LT2
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