92
Maintenance
Torque for screw
connections
All other screw connections are to be tightened according to the table
below. On this implement screws with a minimum quality of “8.8” (read
off the screw head) are used.
* Values in brackets: Wrench size for locking screws and nuts with too-
thed flange.
N
OTE
•
The values listed apply to dry or lightly lubricated connections.
•
Galvanised screws and nuts must not be used without grease.
•
When using stiff grease, the relevant values must be reduced by
10%.
•
When using locking screws or lock nuts, the value in the table must
be increased by 10%.
•
The torque value of the wheel nuts is 290 Nm.
Thread
Torque value
Spanner
size*
8.8
10.9
12.9
Nm
mm
M3
1.3
1.8
2.1
6
M4
2.9
4.1
1.9
7
M5
5.7
8.1
9.7
8
M6
9.9
14
17
10
M8
24
34
41
13
M10
48
68
81
17 (15)*
M12
85
120
145
19 (17)*
M14
135
190
225
22 (19)*
M16
210
290
350
24 (22)*
M18
290
400
480
27
M20
400
570
680
30
M22
550
770
920
32
M24
700
980
1180
36
M27
1040
1460
1750
41
M30
1410
1980
2350
46
M33
1910
2700
3200
50
M36
2450
2546
3063
55
M39
3200
4500
5400
60
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