Samsung KXWD Series Installation Manual page 54

Refrigerant pipe installation
Installing the branch joint between outdoor units
Installation of outdoor joints (AM072/096/120/144HXWA✴)
Low pressure gas pipe
High pressure gas
pipe
Connect to other outdoor unit
Pipe
Liquid side socket
Pipe
Connect to other branch joint between outdoor
units or main pipe branch joint
Cut the connection part of the outdoor unit connection pipe or the provided socket, according to the diameter
of the connection pipe, before connecting them.
NOTE
Liquid pipe
❋ Use a provided liquid side socket according to the size of the
selected pipe.
Connect to other branch joint between outdoor
Liquid side socket
<Liquid pipe, High pressure gas pipe, Low pressure gas pipe>
ENGLISH-54
Branch joint between outdoor units must not
be installed in vertical position.
units or outdoor unit
Over 10 ~ 15 mm (0.39 ~ 0.59 inch)