LG Multi V Series Installation Manual page 15

If the drain hose is routed inside the room insu-
late the hose with an insulation material* so
that dripping from sweating (condensation) will
not damage furniture or floors.
* Foamed polyethylene or equivalent is recom-
mended.
Connecting the installation pipe and
drain hose to the indoor unit.
1. Align the center of the pipes and sufficiently
tighten the flare nut by hand.
2. Tighten the flare nut with a wrench
Outside diameter
mm
Ø6.35
Ø9.52
Ø12.7
Ø15.88
Ø19.05
3. When needed to extend the drain hose of
indoor unit, assembly the drain pipe as shown
on the drawing
Wrap the insulation material around
the connecting portion.
1. Overlap the connection pipe insulation material
and the indoor unit pipe insulation material.
Bind them together with vinyl tape so that there
may be no gap.
2. Wrap the area which accommodates the rear
piping housing section with vinyl tape.
3. Bundle the piping and drain hose together by
wrapping them with vinyl tape sufficient enough
to cover where they fit into the rear piping
housing section.
16 Indoor Unit
Torque
kgf . m
inch
1/4 1.8~2.5
3/8 3.4~4.2
1/2 5.5~6.5
5/8 6.3~8.2
3/4 9.9~12.1
Indoor unit tubing
Wrench
Indoor unit tubing
Drain pipe
Indoor unit drain hose
Vinyl tape(narrow)
Adhesive
Connection pipe
Vinyl tape (wide) Wrap with vinyl tape
Connecting cable
Vinyl tape(narrow)
Wrap with vinyl tape
Pipe
Drain hose
Tape
Connecting
cable
Drain hose
Connecting pipe
Flare nut Pipes
Open-end wrench (fixed)
Flare nut
Connection pipe
Insulation material
Indoor unit pipe
Pipe
Vinyl tape(wide)