Motor Replacement - American Dynamics ADRL3TRK Series Service Manual

8. When the correct firmware file selected, click
the PROGRAM key. The message PROGRAM
ERASE appears in the communication status
bar. The erroneous message "Erasing failed"
will also occur (wait for message to go away).
9. Click the PROGRAM key again. The message
ERASE...DEVICE...PROGRAMMING appears.
After a few seconds, the following window
appears:
10. Click OK to initiate flashing. A bar graph shows
the progress.
11. Close the application by clicking the X in upper
right corner (not the EXIT key). The firmware
has now been upgraded and the trolley will
perform a reset.
Note: There is no need to re-boot the computer.
12. Launch AD SensorRail Control software to
verify the firmware has been correctly flashed
into the ATMEGA microcontroller. Check the
firmware version by toggling Aux Output 2 on
and off, and then click Calibrate Rail to enable
the trolley learn the rail length.
13. Test the forward and reverse function of the
trolley.
14. If the RS-232 mode was used, ensure jumpers
ST4 and ST5 are moved back to RS-422
control.
SENSORRAIL IIIE
SERVICE GUIDE

Motor Replacement

The motor is located at the rear drive wheel of the
trolley. Replacement motor ADRL3MOTORP is
shipped with the encoder installed.
To replace the motor:
1. Mark the position of the old motor to ensure the
new motor is installed in the same location.
2. Unscrew the two M6 screws at each end of the
motor support.
3. Unplug the encoder cable.
4. Disconnect the motor wires from the main
connector on CPU board (pins 12 and 16).
5. Pull out the motor assembly from the trolley.
6. Remove the belt from the motor gear.
7. Pull out the motor from its support.
8. Remove the gear from the motor axle using an
M3 Allen wrench.
9. Remove the thermoplastic insulation from each
wire and de-solder them from the motor.
10. Re-solder the wires on the new motor (note
polarity on the motor body).
11. Re-install new 2cm (5in) thermoplastic insulation.
12. Re-install the gear on the motor axle. Secure the
M3 Allen screw.
13. Re-install the motor into its support.
14. Reconnect the encoder plug.
15. Re-install the belt on the motor gear.
16. Re-install the motor support on the trolley.
17. Re-install the M6 retaining screw (the left one in
the picture), but do not secure it yet.
18. Adjust the motor position by sliding it into its
support so that the belt is located in the middle of
each gear (motor & pressure roller).
19. Re-install the M6 motor retaining screw to the
right (see picture on page 14) and tighten the
screw.
20. Tighten the left retaining screw.
21. Reconnect the motor wires to pins 12 and 16 of
the main connector on the CPU board.
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