Tightening Torques (Countersunk Screws) - Krone Fortima F 1250 Original Operating Instructions

Pos: 64.38 /Überschriften/Überschriften 2/A-E/Anziehdrehmomente über Innensechskant @ 202\mod_1385711834702_78.docx @ 1693094 @ 2 @ 1
13.9

Tightening torques (countersunk screws)

Pos: 64.39 /BA/Wartung/Drehmomente / AnziehdrehmomenteAnziehdrehmomente über Innensechskant Tabelle (2015-02-25 06:59:01) @ 306\mod_1415966644585_78.docx @ 2378535 @ @ 1
Tightening torque M
otherwise indicated).
A
Ø
M 4
M 5
M 6
M 8
M 10
M 12
M 14
M 16
M 20
NOTE
The table above does not apply to countersunk screws with hexagonal socket and metric
thread which are tightened via hexagonal socket.
Pos: 64.40 /BA/Wartung/Muttern und Schrauben (50h) anziehen @ 0\mod_1196949864530_78.docx @ 15293 @ @ 1
Note
Regularly check that nuts and bolts are tightly in place (approx. every 50 hours) and tighten
them if necessary.
Pos: 64.41 /Layout Module /---------------Seitenumbruch---------------- @ 0\mod_1196175311226_0.docx @ 4165 @ @ 1
in Nm (unless
A
5.6 8.8 10.9 12.9
M (Nm)
A
2.5 3.5 4.1
4.7 7 8
8 12 15
20 29 35
23 39 58 67
34 68 100 116
108 160 188
168 248 292
340 488 568
A = thread size
(the stability class can be seen on the head of the
screw).
A
Maintenance
BM 400 0234
291