Outside-
Torque
diameter
(N.cm)
1500
Ø 6.35
(153 kgf.cm)
2500
Ø 9.53
(255 kgf.cm)
3500
Ø 12.7
(357 kgf.cm)
4500
Ø 16.0
(459 kgf.cm)
e.
Insulate the fittings on the indoor unit with insulation to prevent condensed water leakage.
f.
Wrap the piping, connecting cable and outlet hose, situated behind the indoor unit, with tape into
a solid bundle. This will make the mounting of the indoor unit to the mounting plate easier.
Indoor unit
Connecting
cable
Picture 14
Drain hose
G
ATTENTION
Cupper piping must be insulated separately.
G
ATTENTION
Use extreme caution when bending the piping. Always assure the piping is bend and not kinked.
In case of a kinked pipe: replace the entire pipe or the kinked part because this could cause a
refrigerant leak and lead to malfunctioning of the air conditioner.
Extra torque
(N.cm)
1600
(163 kgf.cm)
2600
(265 kgf.cm)
3600
(367 kgf.cm)
4700
(479 kgf.cm)
Wrapping tape
Piping
4
55