Troubleshooting
07.00 | PHL | Assembly and Operating Manual | en | 389508
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5 Troubleshooting
5.1 Module does not move?
Possible cause
Corrective action
Base jaws jammed on the rail, 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.
Pressure drops below minimum.
Check air supply.,
Compressed air lines switched.
Check compressed air lines.
Proximity switch defective or set incorrect.
Readjust or change sensor.
Unused air connections open.
Close unused air connections.
Flow control valve closed.
Open the flow control valve.
Component part defective.
Replace component or send it to SCHUNK
for repair.
5.2 The module does not travel through the entire stroke?
Possible cause
Corrective action
Pressure drops below minimum.
Check air supply.
Mounting surface is not sufficiently flat.
Check the evenness of the mounting surface.
Component part defective.
Send product with a SCHUNK repair order or
dismantle product.
5.3 Product is opening or closing abruptly
Possible cause
Corrective action
Too little grease in the mechanical guiding
areas.
Clean and lubricate product.
Compressed air lines blocked.
Check compressed air lines of damage.
Mounting surface is not sufficiently flat.
Check the evenness of the mounting surface.
5.4 Gripping force is dropping
Possible cause
Corrective action
Compressed air can escape.
Check seals, if necessary, disassemble the
product and replace seals.
Too much grease in the mechanical
movement space.
Clean and lubricate product.
Pressure drops below minimum.
Check air supply.
Component part defective.
Replace component or send it to SCHUNK
for repair.