LG LSN090HYV Product Data Book page 72

Installation
Outdoor unit
1. Remove the tubing cover from the unit by
loosening the screw.
2. Align the center of the pipings and su ciently
tighten the are nut by hand.
3. Finally, tighten the are nut with torque wrench
until the wrench clicks.
• When tightening the are 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
Torque
kgf . m lbf . ft
1.8~2.5 13~18
3.4~4.2 24.6~30.4
5.5~6.6 39.8~47.7
6.3~8.2 45.6~59.3
9.9~12.1 71.6~87.5
Inverter Single
Tubing cover
Outdoor unit
Liquid side piping
(Smaller diameter)
Torque wrench
Gas side piping
(Bigger diameter)
6RMI0-04C
71