35
EN
Welding wire is deformed or snaps
Cause:
The contact pressure on the 4-roller drive is set too high
Remedy:
Set the correct contact pressure on the 4-roller drive
Cause:
VR 1530 is turning too fast or too slowly
Remedy:
For push-pull alignment, select the right number (e.g. ”PPU | 17”) for the VR
1530 (see the section headed ”Configuration table”)
EFd | 8.1
Cause:
Fault in the wire feed system (overcurrent in wire-feed unit drive)
Remedy:
Arrange the hosepack in as straight a line as possible; check that there are
no kinks or dirt in the inner liner; check the contact pressure on the 2-roller (or
4-roller) drive
Cause:
Wire-feed unit motor is sticking or defective
Remedy:
Check or replace the wire-feed unit motor
EFd | 8.2
Cause:
Fault in the wire feed system (overcurrent in wire-feed unit drive)
Remedy:
Arrange the hosepack in as straight a line as possible; check that there are
no kinks or dirt in the inner liner; check the contact pressure on the 2-roller (or
4-roller) drive
EFd | 9.1
Cause:
The external supply voltage has dropped below the tolerance range
Remedy:
Check the external supply voltage
Cause:
Wire-feed unit motor is sticking or defective
Remedy:
Check or replace the wire-feed unit motor
EFd | 9.2
Cause:
The external supply voltage has exceeded the upper limit of the tolerance
range
Remedy:
Check the external supply voltage
EFd | 12.1
Cause:
No actual rotational speed value from the wire-feed unit motor
Remedy:
Check the actual-value pick-up and the cable connections to and from it, and
replace if necessary
EFd | 12.2
Cause:
No actual value rotational speed from the push-pull unit motor
Remedy:
Check the actual-value pick-up and the cable connections to and from it, and
replace if necessary