Checking The Setting Of Outdoor Units; Hr Unit Pcb; Setup The Switch Of Hr Unit - LG MULTI V S ARUB060GSS4 Installation Manual

Checking the setting of outdoor units

Checking according to dip switch setting
- You can check the setting values of the outdoor unit from the 7 seg-
ment 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 condi-
tion. (For example, represents R410A 10HP)
• Initial display order
Order No
①
4~12
1
②
2
3
③
22
④
1
• Example) ARUB060GSS4
① ②
07 3
! CAUTION
Be sure to turn off outdoor unit power before installation.
Note
Model capacity
Cooling only
Heat pump
Heat Recovery
220V
Standard
③ ④
22 1

HR UNIT PCB

For detailed instructions on installing the HR Unit, see the installation
manual included with the HR Unit.
Branch #1~4
Bypass
(from left) SC EEV
7-SEG
Branch #3,4
High/Low
(from top)
Branch #1,2
High/Low
(from top)
Liquid
- SW01D/SW01C/
Bypass
SW02B/SW01B/SW02E
Valve
- SW01E : Branch #1~4
(from SW No.1)
Main PCB (Master)
* Number from left in sequence for less-than-8 branch model.
** PRHR043 / PRHR033 / PRHR023 : Master Only

Setup the switch of HR Unit

SW
Dip
SW
0
Rotary
SW
Push
SW
Main function of SW02E
ON S/W
No.1 Method for pipe detection of an HR Unit (Auto/Manual)
No.2
No.3 No. of connected branches
No.4
No.5 Master/Slave (Main PCB) Setting
No.6 EEPROM factory initialization (4,5,6)
Use only in factory production
No.7
(preset to "OFF")
Use only in factory production
No.8
(preset to "OFF")
Branch No.
Main PCB (2EA, same P/No)
Branch #5~8
Bypass
7-SEG (from left)
Branch #7,8
High/Low
(from top)
Branch #5,6
High/Low
(from top)
- SW02E : Use only SW
No.5
- SW01E : Branch #5~8
(from SW No.1)
- SW01C
Main PCB (Slave)
Function
Selection of the method for
pipe detection
SW02E Selection of Master/Slave
Main PCB
(8pin Dip
SW) Setting the Zoning Control
Selection of the No. of con-
nected branches
SW01E
Selection of the valve to ad-
(4pin Dip
dress
SW)
SW01D
Selection of the Valve Group
Control
(Left)
Manual addressing of zoning
SW01C
indoor units
(Right)
Setting to address HR units
SW02B
Increase in the digit of 10
(Left)
SW01B
Increase in the digit of 1
(Right)
Selection
Zoning setting ("ON")
25