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9. Troubleshooting
■ The DS WS 15 doesn't start.
The green “ready for operation” lamp lights together with the red
“error” lamp.
Possible cause Solution / measures
Power cable or control cable from the – Connect the cables.
drive is not connected to the control unit.
The protective cover is not fitted on the – Fit the protective cover.
machine
The motors are too hot. – Use more cooling water or colder
water.
The current converter is overloaded. – Do not work at above 30 A.
– Check the filter in the base of the
control unit (a flow of air must be
felt at the top opening on the con-
trol unit).
Resetting the converter:
Switch off at the main switch and
wait approx. 1 minute before switch-
ing on again.
■ The DS WS 15 doesn't start.
The green “ready for operation” lamp lights.
Possible cause Solution / measures
The EMERGENCY STOP button is – Release the EMERGENCY STOP
pressed in. button.
■ The DS WS 15 cuts out while running and cannot be restarted.
The green “ready for operation” lamp lights together with the yel-
low “pneumatic advance” lamp.
Possible cause Solution / measures
The air cylinders and carriage are in – Reduce the wire length (wind onto
the end position. the storage pulleys) or move the
machine back.
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