LG ARUM080LTE5, Engineering Product Data Book

Page: 755 / 797

Multi V 5
8. Electrical Wiring
44
Installation of Outdoor Units
■
SW01C (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.
Example) Installation of 3 HR units
■ SW01B/SW01C/SW01E/SW02B (Dip S/W and push S/W for manual pipe detection)
– Set the address of the valve of the HR unit to the central control address of the connected indoor unit.
– SW01E : selection of the valve to address
SW02B : increase in the digit of 10 of valve address
SW01B : increase in the last digit of valve address
SW01C : Manual addressing of zoning indoor units (use for Zoning setting)
– Prerequisite for manual pipe detection : central control address of each indoor unit must be preset differently
at its wired remote control.
S/W No. Setup
No.1 Manual addressing of valve #1 (Master) / #5 (Slave)
No.2 Manual addressing of valve #2 (Master) / #6 (Slave)
No.3 Manual addressing of valve #3 (Master) / #7 (Slave)
No.4 Manual addressing of valve #4 (Master) / #8 (Slave)
SW02B Increase in the digit of 10 of valve address
SW01B Increase in the last digit of valve address
* Use for Zoning setting
SW01C Manual addressing of zoning indoor units
A B A B A B
SW01E
SW02B
z~WXi
SW01C
0