4
Mechanical installation
Torque arms for shaft-mounted gear units
Assembly and Operating Instructions – Explosion-Proof Gear Units
45
4.7.2
Mounting of couplings
CAUTION
Risk of injury due to moving drive elements, such as belt pulleys or couplings, during
operation.
Risk of jamming and crushing.
•
Equip the input and output elements with a touch guard.
Adjust the following misalignments according to the coupling manufacturer's specifica-
tions when mounting couplings:
a) Maximum and minimum clearance
b) Axial misalignment
c) Angular misalignment
a)
b)
c)
211395595
4.8
Torque arms for shaft-mounted gear units
NOTICE
Damage to gear unit due to improper installation
Damage to the gear unit
•
Do not place torque arms under strain during installation.
•
Always use bolts of quality 8.8 to fasten torque arms.
The following figure shows the mounted torque arm without tension:
> 0 mm
> 0 mm
24804134/EN – 05/2018