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3.4
Torques for Metric Threads
Danger of injury from falling parts!
Parts of the system may fall down if safety-relevant screws are not tightened with the correct tightening
torque.
•
Always tighten screws/nuts with the specified tightening torque!
Components affected by this are highlighted with the following symbol in this document.
Tighten screw/nut with correct torque!
•
If no torque is specified for service work, although it is required, please refer to the following table for
the required torque.
Dimension Torque in Nm
Dimension
Torque in Nm
M4
3.5
M12
93
M5
6.5
M16
195
M6
11.5
M20
280
M8
27
M50x1.5
160 (groove nut for central bearing shaft)
M10
54
Screws of strength class 8.8 with friction factor µk = µG = 0.14
3.5
Greasing
Potential premature wear of safety-relevant components!
Locking segments and other components are subject to increased wear if they are not greased regularly.
Components affected by this are highlighted with the following symbol in this document.
Grease with RENOLIT AS at this location!
•
Order RENOLIT AS grease tube under REF 08-699-04-04.
