Air Conditioner And Ventilation Interface; Ditioner - LG V-NET ACS PREMTA000A Installation And User Manual

INSTALLATION
154
● Change indoor unit's master/slave setting.
- Change master/slave setting with switch on the indoor unit PCB for ceiling type cassette and
duct group.
Master Slave Slave
GND
Signal cable
12V
Yellow Yellow
Black Red
GND Signal cable
No. 3 switch OFF: master (factory ship-out based)
No. 3 switch ON: slave
- For details of the wireless remote controller master/slave setting changes, refer to the wire-
less remote controller manual.
- After completing the master/slave setting in the indoor unit, turn OFF the power of the indoor
unit, and turn the power ON again after 1 minute.
NOTE
!
• During the group control, set only one indoor unit as master.
• During the group control, some functions except default operation setting,
Low/medium/high, remote controller lock setting, and time setting may be restricted.
• Slave set indoor unit cannot communicate with remote controller when remote controller
has a connection with only one indoor unit.
Yellow
(Group control connection)
fan Setting

Air conditioner and ventilation interface

● Use wired remote controller to control when air conditioner indoor unit and ventilation product
are connected and installed at the same time.
- Once power is connection, and the remote controller establishes communication with the in-
door unit, normal operation will commence.
Independent operation
[general ventilation
independent operation]
General
General ventilation
ventilation
Wired
remote
controller
[Direct ventilation
independent operation]
General
ventilation
Direct
ventilation
Wired
remote
controller
h Connection method is the same as the air conditioner user manual. (Refer to the remote con-
troller manual group control page.)
h Ventilation units represent general ventilation units and direct expenditure type ventilation
units.
INSTALLATION
155
Interfaced operation
[General ventilation interfaced operation]
General
Air conditioner
ventilation
indoor unit
Wired
remote
controller
[Direct ventilation interfaced operation]
General
Air conditioner
ventilation
indoor unit
Wired
remote
controller