LG multi V ARUB160BT3 Instruction Manual page 107

Test Run
Vacuum Mode
This function is used for creating vacuum in the system after compressor replacement, ODU parts replace-
ment or IDU addition/replacement.
Vacuum mode setting method Vacuum mode cancellation method
ODU power reset Set the DIP S/W OFF
Power reset
Set the DIP S/W ON
Vacuum mode cancellation
Press the black button Main PCB (5 sec.)
Vacuum mode setting
ODU V/V OPEN
Main EEV, SC EEV OPEN
IDU EEV OPEN
HR unit SC EEV, sol valve Open
DIP Switch Settings
Warning : Please reset SUB PCB before starting this function
CAUTION
ODU operation stops during vacuum mode. Compressor can't operate.
Installation Manual 107