Group Control - LG LZ-H025GBA4 Installation Manual

Installation

Group control

When installing more than 2
units of air conditioner to one
wired remote controller, please
connect as the right figure.
• If it is not event communication
indoor unit, set the unit as slave.
• Check for event communication
through the product manual.
When controlling multiple indoor units with event communication function with one remote
controller, you must change the master/slave setting from the indoor unit.
- Indoor units, the master/slave configuration of the product after completion of indoor unit power
'Off' and then 'On' the power after 1 minutes elapsed sign up.
- For ceiling type cassette and duct product group, change the switch setting of the indoor PCB.
1
#1 switch Off: Master
(Factory default setting)
- For wall-mount type and stand type product, change the master/slave setting with the wireless
remote controller. (Refer to wireless remote controller manual for detail)
h When installing 2 remote controllers to one indoor unit with event communication function, set
the master/slave of the remote controller. (Refer to remote controller master/slave selection)
When controlling the group, some functions excluding basic operation setting, fan level
min/mid/max, remote controller lock setting and time setting may be limited.
When installing more than 2 wired remote
controllers to one air conditioner, please
connect as the right picture.
• When installing more than 2 units of wired
remote controller to one air conditioner, set
one wired remote controller as master and
the others all as slaves, as shown in the
right picture.
• You cannot control the group as shown in
the right for some products.
• Refer to the product manual for more detail.
• When controlling in groups, set the master/slaver of the remote controller. Refer to
Installer setting section on how to set master/slave for more detail.
18 Ventilator
2 3 4 5 6 7 8
GND
Signal wire
12V
1 2 3 4
#1 switch On: Slave
GND
Signal wire
12V
B Y R
Master
<When simultaneously connecting
2 sets of wired remote controller>
GND
Signal wire
5 6 7 8
B Y R
Slave
GND
Signal wire
12V