Troubleshooting
04.00 | WSG 50 | Assembly and operating manual | en | 389474
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9 Troubleshooting
9.1 The gripper jaws don't move
Possible cause Corrective action
Base jaws jam in housing,
e.g. mounting surface is not
sufficiently even.
Check the evenness of the mounting surface.
Loosen the mounting screws of the product and actuate the
product again.
A component is broken e.g.
due to overloading.
Replace component or send it to SCHUNK for repair.
Make sure that the product was only used in the context of
its defined application parameters.
Operating voltage is not
sufficient.
Check the power supply.
Check requirements on power supply.
Communication not possible. Check the connections and communications cables.
Check interface addressing. (e.g. IP address, PROFIBUS
station address, CAN-ID)
Check the connection parameters.
Error message in the system
(LEDs on the product are
lamping yellow or red).
Check operating state of the product.
9.2 Gripper stops abruptly
Possible cause Corrective action
Supply voltage is not
connected.
Check the power supply.
Communication not possible. Check the connections and communications cables.
Fast stop Check the status of the gripper control system.
Determine the cause of the fast stop and remedy if
necessary.
Acknowledge the fast stop, Fast stops requiring
acknowledgment
Error message in the system
(the operating state
indicators of the product
illuminate yellow or red)
Check operating state of the product.
9.3 No connection to the web interface
Possible cause Corrective action
Supply voltage is not
connected.
Check the power supply.
Communication not possible. Check the connections and communications cables.
Check network settings on the product.
Check network settings on the computer.
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