Checking The Setting Of Outdoor Units; Hr Unit Pcb; Switch For Setup Of Hr Unit - LG MULTI V IV ARUB080BTE4 Installation Manual

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Front Side 1
Main power
terminal block
Ground wire
Power/
Ground cable
Over 50mm
(1.97")gap
Communication cable
Main Power Connection
Main power
terminal block
Insulation sleeves
attachments
Fix firmly not
to be displaced
! CAUTION
It should be wiring power cables or communication cables to avoid
interference with the oil level sensor. Otherwise, That oil level sensor
would be operated abnormally.

Checking the setting of outdoor units

Checking according to dip switch setting
- You can check the setting values of the Master outdoor unit from the
7 segment LED.
The dip switch setting should be changed when the power is OFF.
Checking the initial display
The number is sequentially appeared at the 7 segment in 5 seconds
after applying the power. This number represents the setting condition.
• Initial display order
Order No
①
8~20 Master model capacity
②
10~20 Slave 1 model capacity
③
10~20 Slave 2 model capacity
④
10~20 Slave 3 model capacity
⑤
8~80
1
⑥
2
3
38
⑦
46
22
1
⑧
2
• Example) ARUB620DTE4
① ② ③ ④
18 16 14 14
• Master Unit • Slave Unit
Dip switch setting
Front Side 2
Power/Ground cable
Over
50mm (1.97")gap
Communication Connection
ODU-IDU
Communication cable
ODU-ODU
Communication cable
Mean
Total capacity
Cooling Only
Heat Pump
Heat Recovery
380V model
460V model
220V model
Full function
Core function
⑤ ⑥ ⑦ ⑧
62 3 46 1
Dip switch setting ODU Setting
Slave 1
Slave 2
Slave 3

HR Unit PCB

#1 valve housing
Main power
terminal block
Ground wire
#1 cooling valve
LED(green)
#1 heating valve
LED(red)
Communication
cable

Switch for setup of HR Unit

Main function of SW02M
SW02M
1. Selection of the method for addressing valves of an HR unit
(Auto/Manual)
Switch No.1 Off
2. Setting the zoning control
DIP S/W setting
Normal
control
Zoning
control
#4 valve housing
SW02M
SW01M/SW03M/SW04M
(Dip switch for setup of
(Switch for manual valve
SW03M SW04M
the function of HR unit)
ON
Selection
S/W
Method for addressing valves of an HR
No.1
unit (Auto/Manual)
No.2 Model of HR unit
No.3 Model of HR unit
No.4 Model of HR unit
No.5 Valve group setting
No.6 Valve group setting
Use only in factory pro-
No.7
duction (preset to "OFF") Zoning set-
Use only in factory pro-
No.8
duction (preset to "OFF")
Switch No.1 On
Auto
SW01M
Turn the dip switch of
the zoning branch on.
Ex) Branch 1,2 are zon-
SW01M ing control.
7-SEG
SW05M
(Switch for
addressing
HR unit)
SW01M
addressing)
ting ("ON")
Manual