SCHUNK EGS 25, Assembly And Operating Manual

Page: 43 / 56

Troubleshooting
6.4 Gripping force too low
Possible cause Corrective action
Too much grease in the mechanical
movement space. Clean and lubricate product.
} 7 [
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45]
Wrong gripping pre-selection. Check rotary switch setting.
}
5.2.2 [
/
34]
Check layout of the product. Meanwhile
observe the maximum workpiece weight,
see Catalog Data Sheet.
}
3 [
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21]
6.5 Opening and closing times are not achieved
Possible cause Corrective action
Loading too large. Check permissible weight and length of the
gripper fingers.
6.6 Product does not perform the full rotating angle
Possible cause Corrective action
Dirt deposits between pointer stop and
housing top section with scale. Clean product.
A component is broken e.g. due to
overloading. Send the product to SCHUNK with a repair
order.
6.7 Product rotates jerkily
Possible cause Corrective action
Dirt deposits between pointer stop and
housing top section with scale. Clean product.
Mounting surface is not sufficiently flat. Check the evenness of the mounting surface.
Loading too large. Check permissible manageable mass
moment of inertia see catalog data sheet.
6.8 Swivel times are not achieved
Possible cause Corrective action
Loading too large. Check permissible weight and length of the
gripper fingers.
Check permissible manageable mass
moment of inertia see catalog data sheet.
Workpiece too heavy.
Incorrect speed pre-selection. Verify setting on the "Swivel speed" rotary
switch,
} 4 [ / 23] and } 4.3.1 [ / 25] .
43 05.00 | EGS | Assembly and Operating Manual | en | 389746