Fitting Bearings; Mounting Fans - Siemens SIMOTICS SD Operating Instructions Manual

Maintenance
9.4 Corrective maintenance
9.4.4.3

Fitting bearings

Sealing the bearings
Note the following details:
● Shaft sealing rings are used to seal machines at the rotor shaft. For V rings, comply with
the assembly dimension.
● Use the specified bearings.
● Ensure that the bearing sealing disks are in the correct position.
● Insert the elements for bearing preloading at the correct end.
● Fixed bearings can have a locking ring or bearing cover.
Mounting dimension "x" of V rings
9.4.4.4

Mounting fans

Fans
Take care not to damage the snapping mechanisms on fans that are equipped with these.
To ensure this, the fans should be heated to a temperature of approximately 50 °C around
the area of the hub.
If any damage is caused, request new parts.
100
Frame size
100 ... 112
132 ... 225
180 ... 225
(1LG, 1MA622.)
225
(1LG, 1LE; 4 ... 8-pole)
250 ... 315
(1LG, 1LE; 4 ... 8-pole)
225
(1LG, 1LE; 2-pole)
250 ... 315
(1LG, 1LE; 2-pole)
X
[mm]
6 ±0.8
7 ±1
11 ±1
13.5 ±1.2
11 ±1
13.5 ±1.2
Operating Instructions, 05/2014, 5 610 00000 02 000
Low-voltage motors