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Faults
Fault
Axis are not moving, but the step
motor is running
●
Axes movement incorrect
●
Dimensional deviations
Unusual noises, vibrations
60
Cause
Emergency stop is not connected
to the machine
The drive belt is broken.
Belt tension is too high or too low
Do not carry out reference run
Trapezoidal spindles dirty
Repair
Connect emergency stop to the
machine
Replace the drive belt
Check and set belt tension
Carry out reference run
Clean and lubricate trapezoidal
spindles ⮫ Chapter 11.3 'Grease
trapezoidal spindles' on page 46
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