LG AUUW30GS1, Installation Manual

Page: 15 / 44

CONNECTING PIPES
15
ENGLISH
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.
Torque
wrench
Contin
-uous
Torque
wrench
Gas side piping
Liquid side piping
Drain hose
Connecting wire
C
When tighten the pipe, hold the haxago-
nal body.
Continuous
Torque Torque
wrench
wrench
Torque
wrench
C
When tighten the pipe, hold the haxago-
nal body.
Torque
wrench
C
When tighten the pipe, hold the haxago-
nal body.
Outside diameter Torque
mm inch N m
Ø 6.35 1/4 16±2
Ø 9.52 3/8 38±4
Ø 12.7 1/2 55±6
Ø 15.88 5/8 75±7
Ø 19.05 3/4 110±10
Preventing foreign objects from entering
- Plug the pipe through-holes with putty or
insulation material(procured locally)to stop up
all gaps.
Torque
wrench
Torque wrech
Liquid side piping
(Smaller diameter)
Gas side piping
(Bigger diameter)
C
When tighten the pipe, hold the haxago-
nal body.