LG Multi V Service Manual

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All rights reserved. Only training and service purposes.
HR Unit PCB
Completion of manual pipe detection
Reset the power of HR unit PCB.
Enter the central control address into
each indoor unit using its wired remote
control.
On the HR unit PCB, manually set address
of each valve of the HR unit to the central
control address of the indoor unit
connected to the valve.
Reset the power of outdoor unit PCB.
Wait for about 5 minutes.
The number of the indoor units installed is
displayed.
Ex)HR
⇒ The number of the indoor
Check the central control address of
indoor and HR unit.
Make sure that reset the outdoor unit
power when changing the central
control unit
Are the number
of indoor units connected to the
outdoor unit and displayed one
equal?
Execute in case of Auto pipe detection
failure
Turn No.1 of SW02M of HR unit PCB on.
NO
YES
3) Flow chart of manual addressing for pipe detection

LG Multi V Specifications

General

Brand	LG
Model	Multi V
Category	Air Conditioner
Language	English