Maintenance and repair
Tightening torques
58
Operating instructions: Indexing conveyor/short track conveyor TS 1300
Version 3.6ENG, 28.02.2019
Tightening torques
The tightening torques were based on an average coefficient of friction of
µ
tot
=0.125. These must be observed for screw connections.
The tightening torques for special connections are specified in the drawings.
Please observe the following tightening torques when using taper-lock
bushes for drive elements.
Guards
Fixed guards as defined by the machinery directive are exclusively to protect
against the risks related to moving parts (Machinery Directive 2006/42/EC:
Addendum 1 No. 1.3.8.1 and 1.3.8.2). The machinery directive stipulates
that these protective devices must be attached by means of captive
fasteners so that, on removal, they remain attached to the safety devices or
Tightening torques
Values for screw connections on steel parts Values for screw
connections on
aluminium parts
Electro-galvanised
screws
Black, untreated screws Electro-galva-
nised screws
Tightening torques [Nm] Tightening torques [Nm] Tightening
torques [Nm]
d 5.6 8.8 10.9 5.6 8.8 10.9 d 5.6 8.8/10.
9
M5 2.5 5.4 7 2.8 6 8 M5 2.5 5.4
M6 4.5 9.5 13 4.8 10 14 M6 4.5 9.5
M8 11 23 32 12 25 35 M8 11 23
M10 22 46 64 23 49 69 M10 22 46
M12 38 80 110 40 86 120 M12 28 80
M14 60 125 180 64 135 190 M14 60 125
M16 92 195 275 98 210 295 M16 92 195
Tightening torques
Bush no. 1008
1108
1310
1315
1210
1215
1610
1615
2012
2017
2517
2525
Tightening
torque [Nm]
5.6 20 20 20 30 50
Check the tightening torques after 1 hour of operation.
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