LG ARUB230BT2 Installation Manual page 36

Refrigerant piping installation
Branch pipe Fitting
Y branch
A
• Ensure that the branch pipes are attached horizontally or vertically (see the diagram below.)
A
• There is no limitation on the joint mounting configuration.
• If the diameter of the refrigerant piping selected by the procedures described is different from the size
of the joint, the connecting section should be cut with a pipe cutter.
• Branch pipe should be insulated with the insulator in each kit.
Insulator
(included with kit)
36 36 Outdoor Unit Outdoor Unit
B
Horizontal
plane
Viewed from point A
in direction of arrow
Liquid and gas
pipe joints
To Outdoor Unit
A
To Branch Piping or Indoor Unit
B
Within +/- 10°
Tape
(field supply)
Insulator for
field piping
Facing Facing
downwards upwards
Within ± 3° Within ± 3°