LG AS-C076QLA0 Service Manual page 27

3. Insert the connecting cable into the indoor unit.
• Don't connect the cable to the indoor unit.
• Make a small loop with the cable for easy connection
later.
4. Tape the drain hose and the connecting cable.
• Connecting cable
5. Indoor unit installation
• Hang the indoor unit from the hooks at the top of the
installation plate.
• Insert the spacer etc. between the indoor unit and the
installation plate and separate the bottom of the
indoor unit from the wall.
Indoor unit
Installation plate
6. Connecting the pipings to the indoor unit and the
drain hose to drain pipe.
• Align the center of the pipes and sufficiently tighten
the flare nut by hand.
Indoor unit tubing
• Tighten the flare nut with a wrench.
Wrench
Indoor unit tubing
Spacer
8cm
Flare nut Pipes
Open-end wrench (fixed)
Flare nut
Connection pipe
Outside diameter
mm
Ø6.35
Ø9.52
Ø12.7
Ø15.88
Ø19.05
• When extending the drain hose at the indoor unit,
install the drain pipe.
Drain hose
Adhesive
7. Wrap the insulation material around the con-
necting portion.
• Overlap the connection pipe heat insulation and the
indoor unit pipe heat insulation material. Bind them
together with vinyl tape so that there is no gap.
• Wrap the area which accommodates the rear piping
housing section with vinyl tape.
Connection
pipe
Vinyl tape
(wide)
Connecting cable
-26-
Torque
inch
1/4
3.8
1/2
5/8
3/4
Indoor unit drain hose
Vinyl tape (narrow)
Plastic bands Insulation material
Indoor
unit piping
Wrap with vinyl tape
Pipe
Vinyl tape(narrow)
kg . m
1.8
4.2
5.5
6.6
6.6