Connecting The Pipings To The Indoor Unit And Drain Hose To Drain Pipe; Connecting The Pipes To The Outdoor Unit - LG ATNW246PLF0 Installation Manual

Connecting the pipings to the indoor unit and drain hose to drain pipe

• Align the center of the pipings and sufficiently
tighten the flare nut by hand.
• Tighten the flare nut with a wrench.
Outside diameter
mm
Ø6.35
Ø9.52
Ø12.7
Ø15.88
Ø19.05
• When extending the drain hose at the indoor
unit, install the drain pipe.

Connecting the pipes to the Outdoor unit

• Align the center of the piping 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
Ø6.35
Ø9.52
Ø12.7
Ø15.88
Ø19.05
Torque
kg . m
inch
1/4 1.8~2.5
3/8 3.4~4.2
1/2 5.5~6.6
5/8 6.6~8.2
3/4 9.9~12.1
Torque
kgf . m
inch
1/4 1.8~2.5
3/8 3.4~4.2
1/2 5.5~6.6
5/8 6.3~8.2
3/4 9.9~12.1
Indoor unit tubing
Torque wrench
Indoor unit tubing
Drain pipe
Adhesive
❈ When tighten the pipe, hold the haxagonal
body.
Installation
Flare nut Pipings
Spanner (fixed)
Flare nut
Connection pipe
Indoor unit drain hose
Vinyl tape(narrow)
Continuous
Torque
wrench
(250mm )
Installation Manual 19