Connection Of The Pipes-Outdoor - LG LS-H186TNA2 Service Manual

• Bundle the piping and drain hose together by
wrapping them with cloth tape over the range with-
in which they fit into the rear piping housing sec-
tion.
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.
Pipe
Vinyl tape(narrow)
Wrap with
vinyl tape(wide)
Connecting
cable
Drain hose
Press the lower left and right sides of the unit against the
installation plate until the hooks engage into their
slots(clicking sound).

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
Ø15.88
Ø19.05
Outdoor unit
Installation
Torque
kg . m
inch
1/4 1.8
3/8 4.2
1/2 5.5
5/8 6.6
3/4 6.6
Gas side piping
(Bigger diameter)
Liquid side
piping
(Smaller
diameter)
Torque wrench
Service Manual 19