LG CRNN Series, Installation Manual

Page: 8 / 86

■
Tighten the flare nut with a wrench.
■
When extending the drain hose at the indoor unit,
install the drain pipe.
6. Wrap the insulation material around the connect-
ing 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.
■
Wrap the area which accommodates the rear pip-
ing housing section with vinyl tape.
■
Bundle the piping and drain hose together by
wrapping them with vinyl tape over the range with-
in which they fit into the rear piping housing sec-
tion.
1. Route the indoor tubing and the drain hose to the
required piping hole position.
2. Insert the piping, drain hose and the connecting
cable into the piping hole.
Installation of Wall Mounted Type Indoor Unit
8
Installation of Wall Mounted Type Indoor Unit
GAS LIQUID
Ø9.53[4.2kg.m] Ø6.35[1.8kg.m]
Ø12.7[5.5kg.m] Ø6.35[1.8kg.m]
Pipe Size[Torque]
For right rear piping
Torque
wrench
Indoor
unit tubing
Spanner (fixed)
Connection
pipe
Flare nut
Vinyl tape(narrow)
Connection
pipe
Connecting cable
Vinyl tape
(wide)
Wrap with vinyl tape
Indoor
unit pipe
Pipe
Wrap with vinyl tape
Drain hose
Pipe
Vinyl tape(wide)
Drain pipe
Connecting cable
Vinyl tape(narrow)
Adhesive
Drain pipe
Indoor unit
drain hose
Plastic bands
Insulation material