Indoor Unit Installation; Connecting The Pipings To The Indoor Unit - LG A2UN186FA0 Service Manual

6. Indoor unit installation.

• Hook the indoor unit onto the upper position of
the installation plate. (Engage the two hooks of
the rear top of the indoor unit with the upper
edge of the installation plate.)
Ensure the hooks are properly seated on the
installation plate by moving it in left and right.

7. Connecting the pipings to the indoor unit.

• Align the center of the pipings and sufficiently
tighten the flare nut with fingers.
• Finally, tighten the flare nut with torque wrench
until the wrench clicks.
Wrench tightening the flare nut with forque
wrench, ensure the direction for tightening fol-
lows the arrows on the wrench.
Outside diameter
mm
ø6.35
ø9.52
ø12.7
ø15.88
8. Wrap the insulation material around the con-
necting portion.
CAUTION
• Take care to arrange the pipings, drain hose and
cables as the right upper picture for inserting it into
the indoor unit and refixing the tubing holder easily.
A
inch mm
1/4 0.5~0.8
3/8 0.5~0.8
1/2 0.5~0.8
5/8 0.8~1.0
Press the lower left and right side of the unit
against the Installation Plate until the hooks
engage with their slots (sound click).
Indoor unit tubing
Spanner
Plastic bands
Wrap the insulation material around the connecting
portion.
- 41 -
Connecting
cable
Drain hose
Flare nut Pipings
Torque wrench
Insulation material