LG AS-W1863 Series Svc Manual page 21

Outdoor
Align the center of the pipings and sufficiently tighten
the flare nut by hand.
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 inch
Ø6.35 1/4
Ø9.52 3/8
Ø12.7 1/2
Ø15.88 5/8
Ø19.05 3/4
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Only for training and service purposes
Torque
kg.m
1.8
4.2
5.5
6.6
6.6
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Outdoor unit
Liquid side piping
(Smaller diameter)
Torque wrench
Installation
Gas side
piping
(Bigger
diameter)
LGE Internal Use Only