Removing The Hollow Shaft With Parallel Key - Siemens SIMOGEAR BA 2030 Translation Of The Original Operating Instructions

4.9.2.2

Removing the hollow shaft with parallel key

Inadequately fastened gearboxes or geared motors can break loose
Before driving out the machine shaft, fasten a suitably dimensioned means of absorbing
load to the gearbox.
Slightly pretension the pulling equipment so that the gearbox does not drop onto it when
the insert shaft is released.
NOTICE
Subjecting stress to the hollow shaft causes bearing failure
It is essential to prevent misalignment when removing the unit.
NOTICE
Excessive forces during removal
Excessive forces can occur during removal of the hollow shaft via the housing.
Stresses in the hollow shaft can lead to bearing failure and damage to the gearbox housing.
Note
If frictional corrosion has occurred on the seat surfaces, use rust solvent to facilitate the
removal of the gearbox. Allow an adequately long time for the rust solvent to take effect.
Items ① to ⑤ are not included in the scope of supply.
①
②
③
Figure 4-6
BA 2030
Operating Instructions, 02/2021, A5E37880173A/RS-AM
WARNING
Disk
Threaded block
Parallel key
Removing the hollow shaft with parallel key
4.9 Installing and removing the shaft-mounted gearbox
④ Hexagon nut
⑤ Leadscrew
Installation
41