Siemens SIDOOR ATD401W System Manual page 191

Motor MDG400 NMS and MDG700 NMS
Note
Do not strike the shaft and bearings of the motors. Do not exceed the permissible axial and
radial forces on the shaft extension as specified by the configuration regulations.
Only fit and remove output elements (for example, coupling, gear, belt pulley) using suitable
equipment (see figure):
● Using threaded hole in the shaft extension.
● Warm output element if necessary.
● Use washers to maintain the centering in the shaft extension for removal.
● If necessary, fully balance the motor with output elements according to ISO 1940.
Figure 5-2
ATD4xxW Door Controller for Industrial Applications
System Manual, 01/2017, A5E38080677-AB
Fitting and removing output elements; A = intermediate washer (for maintaining the
centering in the shaft extension)
Geared motors
5.2 Installation
191