Maintenance
7.3 Corrective Maintenance
A5E00215731A AD
60
Siemens AG Operating Instructions 2.02 1PL618
②
Torque transmission element
③
Speed sensor
④
Sensor cover
NOTICE
Always disassemble the speed sensor before you dismantle the three-phase motor, in
order to prevent it from becoming damaged.
To disassemble the speed sensor, proceed as follows:
1.
Screw off the sensor cover.
2.
Detach the electrical connection.
–
Pull the cable carefully out of its holder.
–
Pull out the connector.
3.
Remove the screw connections holding the sensor on the end shield.
4.
Pull the sensor off the shaft with the aid of a puller. There are two ways of doing this:
0[
0[
0[
ແ
ໂ
Figure 7-3
Disassembling the speed sensor: forcing off, 1st option
①
Unscrew the screw M5x50.
②
Screw in the screw M5x10 and the screw M6x70 one after the other. This releases
the sensor cone in the motor shaft.
③
Remove the sensor.