User guide

6-8 l Troubleshooting
Cutter Operational Problems (continued)
Symptom
In encoder or timer modes,
the display shows the count
which resets, but a cut does
not occur at the point of
reset.
Blade speed does not
change when new speed is
entered into the control.
Cutter mode selection does
not change cut mode.
The park (home) position is
drifting, i.e. the blade
parks further away from
the original park site.
Possible Cause
There is a problem with the servo
amplifier.
There is a loose connection.
There is a communication failure
between the control and drive.
There is a communication failure
between the control and drive.
The coupling between the servo
motor and the Micron reducer has
slipped.
The Trantorque coupling has
slipped.
Solution
See Checking the Servo Amplifier.
Check wiring for loose connections.
Check for wiring for loose connec-
tions and tighten.
Check for wiring for loose connec-
tions and tighten.
See Troubleshooting Section entitled,
Checking the Motor Assembly.
See Maintenance Section entitled,
Checking Torque.