Group Control; Two Thermistor System - LG LBUH366GSS0 Installation Manual

Group Control

Group Control
It operates maximum 16 Units by only one Wired Remote Controller,
and each Unit starts sequentially to prevent overcurrent.
Terminal(Local Supply)
Block
RED(12V)
YL(SIGNAL)
BR(GND)
AUTO SWING OPERATION SET TEMP FAN SPEED SUB FUNCTION
Room Temp
HI AUTO Heater Preheat
MED JET Defrost Humidify
LO Filter Out door
Time ZONE 1 2 3 4
Timer Operation unit Program set
On Off
Set no. Time 01 03 05 07 09 11 13 15 17 19 21 23
Slide Switch2

Two Thermistor system

• Open the rear cover of Remote Controller to
set up the mode.
• Selectable options are three as follows.
- Remo: Sensing the room Temperature.
- Indoor Unit: Sensing the intake air into
indoor Unit.
- 2 TH: Sensing the lower temperature of the
two thermistors.
• To set up the mode, adjust the slide switch to
desired mode position on installing.
28 Concealed Duct Air Conditioner
Indoor Unit 1
Terminal(Local Supply)
Block
Connector
RED(12V)
Main PCB
YL(SIGNAL) YL(SIGNAL)
#1
BR(GND) BR(GND)
Wired Remote Controller
(Standard)
Single
Group
Remote
Controller
PCB
Main PCB
Indoor Unit 2
Connector
Main PCB
YL(SIGNAL) .... YL(SIGNAL)
#2
BR(GND) BR(GND)
Connecting Cable(Local Supply)
....
• Using the supplied Wired Remote Controller,
wire them like above.
• Move slide switch 2 to "Group" position.
• Ensure that the color of wire.
Slide Switch1
Slide Switch2
Indoor Unit 16
Terminal(Local Supply)
Block
Connector
Main PCB
YL(SIGNAL)
#16
BR(GND)
Room Temp. Sensing
Remo.
Indoor Unit
2 TH(Remo.+Indoor)
Single
Group
CAUTION
• On installing, don't impact to the PCB
and LCD display.
• Don't remove the protection sheet.
• Use the specified screw.
• On installing, turn off the main power.