Connecting The Pipes To The Outdoor Unit - LG ATUQ22GPLA4 Manual De Instalación

CONNECTING PIPES
14

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