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Maintenance
72
Pos : 42.10 / BA/ War tung/Mutt ern und Sc hrauben ( 50h) anzi ehen @ 0\ mod_1196949864530_78. doc x @ 15293 @ @ 1
Note
Regularly check that nuts and bolts are tightly in place (approx. every 50 hours) and tighten
them if necessary.
Pos : 42.11 /Ü bersc hriften/Ü berschrif ten 2/ A-E/ Anzugs drehmoment e @ 45\ mod_1277103093968_78.doc x @ 410970 @ 2 @ 1
11.4
Tightening Torques
Pos : 42.12 / BA/ War tung/Drehmoment e / Anzugs moment e/Dr ehmoment e @ 45\ mod_1277102920578_78. doc x @ 410945 @ @ 1
The tightening torque M
A
is stated in Nm
(unless otherwise indicated).
A = Thread size
(The stability class can be seen on the head of the
screw.)
A
Ø
5.6
6.8
8.8
10.9
12.9
MA (Nm)
M 4
2.2
3
4.4
5.1
M 5
4.5
5.9
8.7
10
M 6
7.6
10
15
18
M 8
18
25
36
43
M 10
29
37
49
72
84
M12
42
64
85
125
145
M14
100
135
200
235
M14x1.5
145
215
255
M 16
160
210
310
365
M16x1.5
225
330
390
M 20
425
610
710
M 24
730
1050 1220
M 24x1.5
350
M 24x2
800
1150 1350
M 27
1100 1550 1800
M 27x2
1150 1650 1950
M30
1450 2100 2450
NOTE
The table above does not apply to countersunk screws with a hexagonal socket head if the
countersunk screw is tightened with the hexagonal socket head.
Pos : 42.13 / BA/---------------Seitenumbr uc h---------------- @ 0\ mod_1196175311226_0.doc x @ 4165 @ @ 1