LG ARUB230BT2 Installation Manual page 31

WARNING
When installing and moving the air conditioner to another site, be sure to make recharge refrigerant
after perfect evacuation.
- If a different refrigerant or air is mixed with the original refrigerant, the refrigerant cycle may malfunction and
the unit may be damaged.
- After selecting diameter of the refrigerant pipe to suit total capacity of the indoor unit connected after
branching, use an appropriate branch pipe set according to the pipe diameter of the indoor unit and the
installation pipe drawing.
Pipe Length between Outdoor Units
(Low pressure gas pipe, High pressure gas pipe, Liquid pipe)
= Product length (1,280mm(50-3/8 inch)) +
1,280(50-3/8)
Distance between outdoor units
Refrigerant piping installation
(distance between outdoor units)
Unit: mm(inch)
Installation Manual 31