Vacum Mode - LG Multi V Water IV ARNU07GTU 2 Series Service Manual

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Function

4.8 Vacuum Mode

This function is used for creating vacuum in the system after compressor replacement, ODU parts replacement or

IDU addition/replacement.

Mode setting method

CAUTION

• ODU operation stops during vacuum mode. Compressor can't operate.

Only for training and service purposes

Master unit PCB DIP switch on : No.5

Select the mode using '▶', '◀' Button : "SVC"

Push the '●' button

Select the Function using '▶', '◀' Button :

"Se1" Push the '●' button

Start the vacuum mode : "VACC"

ODU V/V open

ODU EEV open

IDU EEV open

Using a sump heater

Vacuum mode cancellation method

Push the reset button on Master unit PCB

- 34 -

LGE Internal Use Only

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