LG multi V ARUN Series User Manual

Installation Manual 51
Pipe connections between indoor and outdoor unit
Vacuum Mode
This function is used for creating vacuum in the system after compressor replacement, ODU parts
replacement or IDU addition/replacement.
Master unit PCB DIP switch on
- Heat pump : switch on 11,14
- Cooling only : switch on 10,12,13
Vacuum mode setting
ODU V/V OPEN
Main EEV, SC EEV OPEN
IDU EEV OPEN
ODU power reset
Press the black button Main PCB (5 sec.)
Vacuum mode setting method Vacuum mode cancellation method
Master unit PCB DIP switch off
- Heat pump : switch off 11,14
- Cooling only : switch off 10,12,13
Power reset
Vacuum mode cancellation
CAUTION
ODU operation stops during vacuum mode. Compressor can't operate.

LG multi V ARUN Series Specifications

General

Brand	LG
Model	multi V ARUN Series
Category	Air Conditioner
Language	English