LG ARUN096BT2 Installation Manual - Page 45
Vacuum Mode
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ENGLISH Refrigerant piping installation Vacuum Mode This function is used for creating vacuum in the system after compressor replacement, ODU parts replacement or IDU addition/replacement. Main PCB SW01S Main PCB SW02B Main PCB SW01V Vacuum mode setting method ODU power reset Master main PCB DIP switch ON ( No.11,14) Press the black button Main PCB (5 sec.) Vacuum mode cancellation method Master main PCB DIP switch OFF( No.11,14) Power reset Vacuum mode cancellation Vacuum mode setting ODU V/V OPEN Main EEV, SC EEV OPEN IDU EEV OPEN Caution ODU operation stops during vacuum mode. Compressor can't operate. Installation Manual 45
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Installation Manual
45
ENGLISH
Refrigerant piping installation
Vacuum Mode
This function is used for creating vacuum in the system after compressor replacement, ODU parts replace-
ment or IDU addition/replacement.
Master main PCB DIP switch ON ( No.11,14)
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.)
Main PCB
SW01S
Main PCB
SW02B
Main PCB
SW01V
ODU operation stops during vacuum mode. Compressor can't operate.
Vacuum mode setting method
Vacuum mode cancellation method
Master main PCB DIP switch OFF( No.11,14)
Power reset
Vacuum mode cancellation
Caution