User Manual 08/2003 Edition

Installation and Service
7.1 Replacing the motor
Replacing the
motor
We recommend the following procedure when the positioning motor
has to be replaced:
1. Save the parameters of the SIMODRIVE POSMO A.
The parameters will be required again for the new motor.
2. Cancel the pulses: Control signal STW.1 (OFF 2) = 0
3. Power–down the load and electronics power supplies.
4. Release the connection cover of the positioning motor and remove
(2 screws).
Protect the connection cover and the motor
against dirt – cover all of the open components.
5. Unscrew the complete defective positioning motor together with the
gearbox.
6. Bolt on the new complete SIMODRIVE POSMO A.
7. Release and withdrawn the connection cover of the new
SIMODRIVE POSMO A (2 screws).
Protect the connection cover and the positioning motor
against dirt – cover all of the open components.
8. Locate the wired ”old” cover on the new positioning motor which has
been bolted into place and tighten the screws (2 screws).
Siemens AG 2003 All rights reserved
SIMODRIVE POSMO A User Manual (POS1) – 08.03 Edition
9. Power–up the load and electronics power supplies.
10.Re–load the parameters saved under the first point.
11.Check: Does the positioning motor run fault–free?
– if yes ––> then the ”old” connection cover is O. K.
– if no ––> the ”old” connection cover may be defective;
replace the connection cover
12.Screw the connection cover back onto the positioning motor.
13.Return to the following address.
7
7-231
7