Wiring Diagrams - LG MULTI V ARNU07GTUA4 Engineering Product Data Book

Indoor unit

5. Wiring Diagrams

TL Chassis
CONNECTOR NUMBER
CN-POWER
CN-MOTOR1
CN-MOTOR2
CN-D/PUMP
CN-485
CN-DISP
CN-EEV
CN-VANE1
CN-FLOAT
CN-PIPE/IN
CN-PIPE/OUT
CN-ROOM
CN-REMO
CN-EXT
Dip Switch Setting
SW3 GROUP
SW4 DRY CONTACT
SW5 EXTRA 1
CAUTION
For Multi V Model, Dip Switch 1,2,6,7,8 must be set OFF
That dip switch is used for the other model.
6 _
Ceiling Cassette 2-way
SPEC
AC Power supply
Fan motor output
Fan motor output
Drain pump output
Communication
Display
EEV Output
Step motor
Float switch input
Suction pipe sensor
Discharge pipe sensor
Room sensor
Remote controller
External On/Off
Off On
Master Slave Group Control setting using Wired Remote Controller
Old Dry Contact Mode Setting
1. Variable : Auto/Manual Mode can be chosen by Wide wired
Variable Auto
2. Auto : For Dry Contact, it is always Auto mode.
1. Duct model
Off On 2. Cassette Model : No Function
3. Ceiling Suspended Model
DESCRIPTION
AC Power line input for indoor controller
Motor output of BLDC
Motor output of BLDC
AC output for drain pump
Connection between indoor and outdoor
Display of indoor status
EEV Control output
Step motor output
Float switch sensing
Pipe in thermistor
Pipe out thermistor
Room air thermistor
Remote control line
External On/Off signal input
Remarks
remote controller or Wireless remote controller
(When shipped from Factory ' Manual Mode)
-. OFF : Default(not operate continuosly )
-. ON : Fan operate continuosly
-. OFF : Ceiling(default)
-. ON : Floor