Installation guide

PIPE CONNECTIONS BETWEEN INDOOR AND OUTDOOR UNIT

ENGLISH

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

parts replacement or IDU addition/replacement.

Vacuum mode setting method

Vacuum mode off method

CAUTION

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

Master unit PCB DIP switch on : No.5

Select the mode using ‘▶’, ‘◀’ Button :

“SVC” Push the ‘●’ button

Select the Function using ‘▶’, ‘◀’ Button : :

“Se3” Push the ‘●’ button

Start the vacuum mode : “VACC”

ODU V/V open

ODU EEV open

IDU EEV open

Dip switch off and push the reset button on Master unit PCB

DIP SWITCH 7-Segment

SW01C ( : conﬁrm)

SW02C ( : backward)

: forward)

SW04C

( X : cancel)

SW01D (reset)

SW03C (

Vacuum Mode