SCHUNK PPU-P, Assembly And Operating Manual

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Troubleshooting
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06.00 | PPU-P | Assembly and Operating Manual | en | 389323
6 Troubleshooting
6.1 No Pick&Place motion
Possible cause Corrective action
Pressure drops below minimum. Check air supply. Air connections [
}
23]
Pressure lines connected incorrectly. Check compressed air lines.
Air connections [ } 23]
Sensor inaccurately adjusted or defective. Readjust or change sensor. Mounting and
adjustment of sensors IN [ } 32]
Product is actuated incorrectly. Check actuation based on sequence
diagram.
Actuation / operation [ } 39]
6.2 Cycle speed is not reached?
Possible cause Corrective action
Use of unsuitable valves. Check valve switching times and consult
SCHUNK contact person if necessary.
Shock absorber extended too far. Readjustshock absorber setting. Adjustment
of shock absorbers [ } 35]
Fallen short of nominal pressure. Check air supply. Technical Data [
}
17]
Permissible lengths of connection lines
exceeded. Keep compressed air lines between the
product and directional control valve as
short as possible.
Air connections [
}
23]
Switching points have not been set correctly. Check the UH and UV sensor settings.
Mounting and adjustment of sensors IN [
}
32]
Compressed air lines are not installed
optimally. Check compressed air lines.
Inner diameters of compressed air lines are
of sufficient size in relation to compressed
air consumption.
Flow rate of valve is sufficiently large
relative to the compressed air consumption.