LG MULTI V PRHR022 Installation Manual page 17

SW05M (Rotary S/W for addressing HR unit)
Must be set to '0' when installing only one HR unit.
When installing multiple HR units, address the HR units with sequentially increasing numbers
starting from '0'.
Maximum 16 HR Units can be installed.
Ex) Installation of 3 HR units
A B
1 2
SW01M/SW03M/SW04M
(Dip S/W and tact S/W for manual valve addressing)
1) Normal setting (Non-Zoning setting)
- Set the address of the valve of the HR unit to the central control address of the connected in-
door unit.
- SW01M: selection of the valve to address
SW03M: increase in the digit of 10 of valve address
SW04M: increase in the last digit of valve address
- Prerequisite for manual valve addressing : central control address of each indoor unit must be
preset differently at its wired remote control.
SW01M
SW03M
SW04M
A B
3 4
S/W No.
No.1 Manual addressing of valve #1
No.2 Manual addressing of valve #2
No.3 Manual addressing of valve #3
No.4 Manual addressing of valve #4
SW03M Increase in the digit of 10 of valve address
SW04M Increase in the last digit of valve address
3 4
1 2
Setup
INSTALLATION
17
A B
3 4
1 2