LG ARUV Series Service Manual page 205

2.3.2 Oil equalizing control on heating mode
Component
Inv Compressor
Sub unit
compressor
Fan
Main EEV
4 way valve
Subcooling EEV
Hot gas bypass
valve
Indoor unit
Fan
Thermo on unit
EEV
Thermo off unit
EEV
Ending condition
1) About 4min after control begins
Starting condition:same as cooling mode
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Only for training and service purposes
Starting
Equalizing control
Equalizing control
Low pressure
control
Depending on the indoor pipe temp. condition
On
min. pulse
Off
Starting
Normal
Normal
min. pulse
- 205 -
Running
Equalizing control
Equalizing control
Low pressure
control
On
min. pulse
Off
Running
Normal
Normal
min. pulse
Function
Ending
Equalizing control
Equalizing control
Low pressure
control
On
min. pulse
Off
Ending
Normal
Normal
min. pulse
LGE Internal Use Only