12
3.2. DIRECTIONS FOR MACHINE ASSEMBLY
Before assembly, visually inspect the material to make sure it was not damaged during
transportation. If there are signs of damage, inform the seller within 10 days from delivery.
Before proceeding with assembly, read paragraph “MACHINE INSTALLATION METHODS”.
During assembly, installation and maintenance, the screws must be tightened according to the values provided
in the table.
The tightening torques must be applied slowly and constantly using a torque wrench. Said values must be
decreased by 10% when using impact drivers.
The table refers to class 4.8 screws.
DIAMETER PER PITCH
SCREW SECTION mm
2
SCREW TIGHTENING TORQUES Nm
6 x 1
20
3,5
8 x 1,25
36
8
10 x 1,5
58
17
12 x 1,75
84
28
The table refers to class 8.8 screws.
DIAMETER PER PITCH
SCREW SECTION mm
2
SCREW TIGHTENING TORQUES
Nm
6 x 1
20
10,4
8 x 1,25
36
25
10 x 1,5
58
50
12 x 1,75
84
87
