LG DELUXE HIGH WALL MINI SPLIT Installation Instructions Manual page 8

Tape the tubing, drain hose and the connecting
B
cable. Be sure that the drain hose is located at
the lowest side of the bundle. Locating at the
upper side can cause drain pan to overflow
inside the unit.
Connecting
cable
Drain hose
NOTE: If the drain hose is routed inside the room,
insulate the hose with an insulation material
dripping from "sweating"(condensation) will not damage
furniture or floors.
*
Foamed polyethylene or equivalent is recommended.
Connecting the pipings to the in door unit and drain
C
hose to drain pipe
Align the center of the pipings and sufficiently
tighten the flare nut by hand.
Indoor unit tubing
Tighten the flare nut with a wrench.
Torque wrench
Indoor unit tubing
Capacity
(Btu/h)
GAS
9K 1/2"[5.5kg.m]
12K 1/2"[5.5kg.m]
Loop
Gas side piping
Liquid side piping
*
so that
Flare nut Pipings
Spanner (fixed)
Flare nut
Connection pipe
Pipe Size[Torque]
LIQUID
1/4"[1.8kg.m]
1/4"[1.8kg.m]
When extending the drain hose at the indoor unit,
install the drain pipe.
Drain pipe
Adhesive
Wrap the insulation material around the
D
connecting portion.
Overlap the connection pipe insulation material
and the indoor unit pipe insulation material. Bind
them together with vinyl tape so that there is no
gap.
Plastic bands Insulation material
Wrap the area which accommodates the rear
piping housing section with vinyl tape.
Connection
pipe
Vinyl tape
(wide)
Connecting cable
Vinyl tape(narrow)
Bundle the piping and drain hose together by
wrapping them with vinyl tape over the range
within which they fit into the rear piping housing
section.
Pipe
Drain hose
8
Indoor unit drain hose
Vinyl tape(narrow)
Indoor
unit pipe
Wrap with vinyl tape
Pipe
Wrap with vinyl tape
Vinyl tape(wide)