LG ARUM080LTE5 Engineering Product Data Book page 751

Multi V 5
8. Electrical Wiring
8.3 HR Unit PCB (For Heat Recovery System)
 Switch for setup of HR Unit
8.3.1 Setup the switch of HR Unit
■ Setup the switch of HR Unit
Dip SW
No.2
No.3
No.4
No.5
No.6
40
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)
M M ain PCB (M aster)
S/W
SW02E
(8pin Dip SW)
SW01E
(4pin Dip SW)
SW01D
(Left)
SW01C
(Right)
SW02B
(Left)
SW01B
(Right)
Branch No.
Main PCB (2EA, same P/No)
Branch #5~8
Bypass
7-SEG (from left)
- SW02E : Use only SW
No.5
- SW01E : Branch #5~8
(from SW No.1)
- SW01C
M ain PCB (Slave)
Function
Selection of the method for pipe detection
Selection of Master/Slave Main PCB Setting the Zoning
Control
Selection of the No. of connected branches
Selection of the valve to address
Selection of the Valve Group Control Setting to address
HR units
Manual addressing of zoning indoor units
Increase in the digit of 10
Increase in the digit of 1
Installation of Outdoor Units
Branch #7,8
High/Low
(from top)
Branch #5,6
High/Low
(from top)