LG Multi V Service Manual

HR Unit PCB
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Copyright © 2020 LG Electronics Inc.
All rights reserved. Only training and service purposes.
WARNING
If you want to use a “Model” for “No. of using branch(es)” HR Unit after closing the “Closing pipe No.”, set the dip switch for “No. of
using branch(es)” HR Unit.
Ex) If you want to use a PRHR083 for 4 branches HR Unit after closing the 5~8th pipes, set the dip switch for 4 branches HR Unit.
3) Setting the zoning control
SW02E setting SW01E setting
Normal
control
Master * Master Only
SW01E
Zoning
control
Master * Master Only
Master
SW01E
Turn the dip switch of the zoning
branch on.
EX) Branch 1,2 are zoning con-
trol.
4) Selection of the No. of connected branches
1 branch
Connected
5 branch
Connected
2 branches
Connected
6 branch
Connected
3 branches
Connected
7 branch
Connected
4 branches
Connected
8 branch
Connected
* Master Only※ Each model is shipped with the switches No.2, 3, 4 pre-adjusted as above in the factory.

LG Multi V Specifications

General

Type	VRF (Variable Refrigerant Flow)
Compressor Type	Scroll
Refrigerant	R410A
Energy Efficiency	High
Control System	Centralized and individual control options
Indoor Units	Multiple types available (e.g., ceiling cassette, wall-mounted, ducted)