Troubleshooting
40
11.00 | EGP | Assembly and Operating Manual | en | 389476
7 Troubleshooting
7.1 Product does not 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.
Mechanical connection [
}
28]
Loosen the mounting screws of the product
and actuate the product again.
Sensor incorrectly set. / Sensor is
misaligned.
Adjust sensor so that it does not obstruct
the traverse path of the product.
Distance to the querying mechanics: approx.
0.2 mm
Power supply connected incorrectly. Check the power supply.
Electrical connection - Digital I/O variant [
}
30]
7.2 Product does not execute a complete stroke
Possible cause Corrective action
Dirt deposits between basic jaws and
guidance.
Clean and lubricate product.
Maintenance [
}
42]
Mounting surface is not sufficiently flat. Check the evenness of the mounting surface.
Mechanical connection [
}
28]
Breakage of components, e.g. by
overloading.
Send the product to SCHUNK with a repair
order.
7.3 Product opens or closes jerkily
Possible cause Corrective action
Too little grease in the mechanical guiding
areas.
Clean and lubricate product.
Maintenance [
}
42]
Mounting surface is not sufficiently flat. Check the evenness of the mounting surface.
Mechanical connection [
}
28]
Loading too large. Check permissible weight and length of the
gripper fingers.
Technical data [
}
17]
7.4 Gripping force too low
Possible cause Corrective action
Too much grease in the mechanical
movement space.
Clean and lubricate product.
Maintenance [
}
42]
Wrong gripping pre-selection. Check adjustment of the gripping force.
Adjust gripping force [
}
37]
Check layout of the product. Meanwhile
observe the maximum workpiece weight,
see Catalog Data Sheet.
Technical data [
}
17]
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