Troubleshooting
05.00 | PGN-plus-P | Assembly- and Operating Manual | en | 0389753
35
6 Troubleshooting
6.1 Product does not move
Possible cause Corrective action
Base jaws jam in housing, e.g. mounting sur-
face is not sufficiently even.
Check the evenness of the mounting surface.
Mechanical connection [
}
19]
Pressure drops below minimum. Check air supply.
Technical data [
}
16]
Compressed air lines switched. Check compressed air lines.
Pneumatic connection [
}
22]
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.
6.2 Product is not executing the complete stroke
Possible cause Corrective action
Dirt deposits between cover and piston. Clean and if necessary re-lubricate.
Maintenance [
}
38]
Dirt deposits between basic jaws and guid-
ance.
Disassemble and clean the product.
Pressure drops below minimum. Check air supply.
Pneumatic connection [
}
22]
Mounting surface is not sufficiently flat. Check the evenness of the mounting surface.
Mechanical connection [
}
19]
Component part defective. Replace component or send it to SCHUNK
for repair.