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CAUTION
• Bad case
Following bending type from right to left could cause problem
of pipe damage.
3) Connection of the pipes-Outdoor
1. Align the center of the pipings and sufficiently
tighten the flare nut by hand.
2. 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
Outdoor unit
-26-
Torque
kg . m
inch
1/4
1.8
3/8
4.2
1/2
5.5
5/8
6.6
3/4
6.6
Gas side piping
(Bigger diameter)
Liquid side
piping
(Smaller
diameter)
Torque wrench
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Troubleshooting
