LG Multi F A2UW14GFA0 Engineering Product Data Book page 352

3. Installation of outdoor unit
3.9 Y-Branch and branch distributor(BD) unit
3.9.1 Branch (Accessory)
Y- Branch(PMBL5620)
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 insulation in each kit.
(included with kit)
CAUTION
Do not use general electrical insulation tape, because it may get loose or get detached.
57 _
Heat pump 50Hz/R410A
Horizontal
plane
Viewed from point A in direction of arrow
Insulation
To outdoor unit
A
B To BD unit
B
Within 10°
Liquid and gas
pipe joints
Facing upwards
Tape(insulation tape)
(field supply)
Insulation for
field piping