Assembly
5.4 Couplings
A5850-02en Edition 06/2022 69
The torque arm is not included as standard in the scope of delivery.
It is only permissible to mount a torque arm after prior consultation with Flender. Mount the
torque arm at the end face of the gear unit in such a way that it is free of mechanical stress.
Use bolts of at least strength class 10.9.
Further information
You can find additional information about constructing the foundation for gear units with a
torque arm in chapter Foundation (Page51).
5.4 Couplings5.4 Couplings
Introduction
Improper use can damage the gear unit. Be sure to take the following precautions:
• If necessary, carry out the following preparatory work in accordance with the operating
instructions for the coupling:
– Machine the finished bore
– Mill the parallel keyway
– Fit the axial locking element
– Balance
• Align the individual components precisely with one another.
• Refer to the operating instructions for the coupling for instructions on how to install,
maintain and operate the coupling.
WARNING
Danger of injury due to coupling rupture
Flying fragments can cause fatal injury.
Observe the operating instructions for the couplings.
NOTICE
Serious or irreparable damage to the gear unit and coupling caused by inaccurate or
incorrect alignment
Failure to accurately or correctly align the gear unit and coupling may result in serious or ir-
reparable damage to both components.
Align the individual components precisely with one another when installing the drives.
Make sure that the maximum permissible displacement values are not exceeded during
operation.
Further information
Further information about the coupling can be found in the operating instructions for the
coupling in the complete documentation for the gear unit.
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