LG Multi V, Service Manual, Page: 31 / 147

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4.4 Vacuum Mode
This function is used for creating vacuum in the system after compressor replacement, ODU parts replacement
or IDU addition/replacement.
4.5 Static pressure compensation mode
This function is used for creating vacuum in the system after compressor replacement, ODU parts replacement
or IDU addition/replacement.
Service PCB DIP switch on : No.5
Start the vacuum mode : “VACC”
ODU V/V open
ODU EEV open
IDU EEV open
Vacuum mode setting method
Vacuum mode cancellation method
Push the reset button on Master unit PCB
Select the mode using
‘ ȯ ’, ‘ ȭ ’
Button : “SVC”
Push the
‘
●
’
button
Select the Function using
‘ ȯ ’, ‘ ȭ ’
Button : : “Se3”
Push the
‘
●
’
button
Service PCB DIP switch on : No.5
Select the mode using
‘
ȯ
’, ‘
ȭ
’
Button : “Func”
Push the
‘
●
’
button
Select the Function using
‘ ȯ ’, ‘ ȭ ’
Button : “Fn2”
Push the
‘
●
’
button
Select the Option using
‘ ȯ ’, ‘ ȭ ’
Button : : “op1~op3”
Push the
‘
●
’
button
Start the Static pressure compensation mode :
Save the selected option value in EEPROM
CAUTION
ODU operation stops during vacuum mode. Compressor can't operate.
Static pressure compensation mode setting method
Function