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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
!
Vacuum Mode
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