EN
88
3
Adjust the torque force by referring to the following sheet. Place the open-end
wrench on the pipe joint and place the torque wrench on the union nut. Tighten the
union nut with torque wrench.
Torque
wrench
Indoor pipe
Hex nut diameter
Ø 6
Ø 9,52
Ø 12
Ø 16
Ø 19
4
Wrap the indoor air conditioner duct and connector with the insulation material and
then wrap tape around it.
Open-end wrench
Union nut
Tightening torque
15 - 20 Nm
30 - 40 Nm
45 - 55 Nm
60 - 65 Nm
70 - 75 Nm
Insulating material
Pipe