
11
Maintenance – General
11.2
Tightening torques
70
KWT 1600
Original Operating Instructions 150000169_04_en
DV000-001
X
Thread size
1
Strength class on screw head
X
Strength class
5.6
8.8
10.9
12.9
Tightening torque (Nm)
M4
3.0
4.4
5.1
M5
5.9
8.7
10
M6
10
15
18
M8
25
36
43
M10
29
49
72
84
M12
42
85
125
145
M14
135
200
235
M16
210
310
365
M20
425
610
710
M22
571
832
972
M24
730
1,050
1,220
M27
1,100
1,550
1,800
M30
1,450
2,100
2,450
Metric thread screws with fine thread
DV000-001
X
Thread size
1
Strength class on screw head