16
ENGLISH
Outdoor unit
Connecting the Piping
- Remove the tubing cover from the unit by
loosening the screw.
- Align the center of the pipings and sufficiently
tighten the flare nut by hand.
Tubing cover
- 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.
Outdoor unit
Gas side piping
(Bigger diameter)
Liquid side piping
(Smaller diameter)
Torque wrench
Outside Diameter
Torque
mm
inch
kgf·cm
N·m
Ø6.35
1/4
180~250
17.6~24.5
Ø9.52
3/8
340~420
33.3~41.2
Ø12.7
1/2
550~660
53.9~64.7
Ø15.88
5/8
630~820
61.7~80.4
