Operating instructions UVR-300/UVR-400 | Heinz Soyer Bolzenschweißtechnik
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9 Maintenance and repair
Maintenance and repair of the devices may only be performed by Heinz Soyer
Bolzenschweißtechnik GmbH or authorised specialists.
9.1
Eliminating malfunctions at the universal feeder
Risk due to accelerated welding studs
The welding studs are transported using compressed air and are therefore greatly accelerated.
Before troubleshooting, switch off the device at the mains switch.
Before troubleshooting, switch off the compressed-air supply. Be aware of any compressed air that
may still be trapped.
The following table describes the most frequently occurring malfunctions and how to correct them.
Feeder malfunctions and how to correct them
Faults
Possible cause and troubleshooting
The feeder is not
conveying any studs.
The system is not switched on.
Turn on the mains switch. The pilot lamps “Network” and “Automatic”
must light up (the universal feeder is only able to function when the
stud welding device is switched on).
The control cable and/or mains cable are not connected properly or they
are damaged.
Connect the cable properly or inspect it for damage and replace if
required.
A stud has become
stuck in the air gap
between the outlet
rail and stud
escapement.
Insufficient studs in the outlet rail.
Press the “Operating mode” button to switch the vibration drive briefly
to continuous operation.
Incorrect, undersized replacement set installed.
Check the conversion parts and install them according to the stud
diameter.
Insufficient quality of the welding studs.
Only use SOYER
®
welding studs which are suitable for automated
systems.
A stud falls through
the outlet rails or into
the stud escapement.
Insufficient quality of the welding studs.
Only use SOYER
®
welding studs which are suitable for automated
systems.
Outlet rail or stud escapement is set to too great a diameter.
Use the correct distance piece according to the stud diameter.