Siemens SIMOTICS 1LA, Compact Operating Instructions

Page: 50 / 166

14
5.1.1 - Gear units with solid output shaft
For mounting external parts do not use hammers or other tools which might damage the gear
unit’s shafts or bearings. Instead, proceed as indicated in the diagram below
:
Bolt (1) and spacer (2) are to be supplied by customer.
To minimise the loads on the shaft bearings, when mounting transmission elements with asymmetrical hubs,
the preferred layout is shown in diagram (
A ) below:
5.1.2 - Gear units with hollow output shaft
To facilitate mounting hollow shaft gear units onto the machine’s driven shaft, proceed as indicated in the
diagram below. Also refer to Annex 3 of this Manual for dimension information on customer’s shaft.
The bolt (1) and spacer (2) are to be supplied by customer.
(A)