Connection Of The Pipes-Outdoor - LG LS-J0762YL Service Manual

Bundle the piping and drain hose together by wrap-
ping them with cloth tape over the range within
which they fit into the rear piping housing section.
Drain hose
8. Reroute the pipings and the drain hose across the
back of the chassis.
Piping for
passage through
piping hole
9. Set the pipings and the drain hose to the back of
the chassis with the tubing holder.
Hook the edge of tubing holder to tap on chassis
and push the bottom of tubing holder to be
engaged at the bottom of chassis.
Tubing holder
10. Indoor unit installation
Remove the spacer.
Ensure that the hooks are properly seated on the
installation plate by moving it left and right.
Press the lower left and right sides of the unit against
the installation plate until the hooks engage into their
slots(clicking sound).
Pipe
Vinyl tape(narrow)
Wrap with
vinyl tape(wide)
Connecting
cable
Drain hose
-31-

3) Connection of the pipes-Outdoor

1. Align the center of the pipings and sufficiently
tighten the flare nut by hand.
2. Finally, tighten the flare nut with torque wrench
until the wrench clicks.
When tightening the flare nut with torque wrench,
ensure the direction for tightening follows the arrow
on the wrench.
Outside diameter
mm
Ø6.35
Ø9.52
Ø12.7
Outdoor unit
Outdoor unit
Torque
kg . m
inch
1/4 1.8
3/8 4.2
1/2 5.5
Gas side piping
Liquid side piping
(Bigger diameter)
(Smaller diameter)
Gas side
piping
Liquid side
(Bigger
piping
diameter)
(Smaller
diameter)
Torque wrench
Torque wrench