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3) Group Control(Optional Wiring)
• You can use a group control operation after connecting the brown and yellow wire of each air-conditioner.
• Remove the resistor "OP 7" in remote controller.
• It operates maximum 16 Units by only one Wired Remote Controller,
and each Unit starts sequentially to prevent overcurrent.
Wiring design
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
Features
• Use Only One Wired Remote Controller with several air conditioners(max. 16 Units)
• Random starting to prevent overcurrent.
CAUTION
• Be careful not to exchange the color of wires.
• The maximum length of connecting wire should be below 200m(25Ω) on connecting each units.
• Use a wire more than 0.5mm
Indoor Unit 1
Connector
RED(12V)
Main PCB
YL(SIGNAL)
YL(SIGNAL)
#1
BR(GND)
BR(GND)
Wired Remote Controller
2
Main PCB
Indoor Unit 2
Terminal(Local Supply)
Block
Connector
Main PCB
YL(SIGNAL)
#2
BR(GND)
....
Slide Switch
OP7
Remote
Controller
PCB
–29–
Indoor Unit 16
Terminal(Local Supply)
Block
Connector
Main PCB
....
YL(SIGNAL)
YL(SIGNAL)
BR(GND)
BR(GND)
Connecting Cable(Local Supply)
#16
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Troubleshooting
