Rectifying faults
Dynamic power adjustment
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099-005682-EW501
7.9.2022
Functional errors
Mains fuse triggers - unsuitable mains fuse
Set up recommended mains fuse
> see 8 chapter
.
Machine does not start up after switching on (device fan and possibly coolant pump have no function).
Connect the control cable of the wire feeder.
All machine control signal lights are illuminated after switching on
No machine control signal light is illuminated after switching on
No welding power
Phase failure > check mains connection (fuses)
Machine restarts continuously
Wire feeder without function
System does not start up
Make control lead connections and check that they are fitted correctly.
Loose welding current connections
Tighten power connections on the torch and/or on the workpiece
Properly fasten the contact tip and contact tip holder.
Wire feed problems
Contact tip blocked
Clean and, if necessary, replace.
Setting the spool brake
> see 5.2.2.4 chapter
Check settings and correct if necessary
Setting pressure units
> see 5.2.2.3 chapter
Check settings and correct if necessary
Worn wire rolls
Check and replace if necessary
Kinked hose packages
Extend and lay out the torch hose package
Wire guide core or spiral is dirty or worn
Clean core or spiral; replace kinked or worn cores
7.4 Dynamic power adjustment
This requires use of the appropriate mains fuse.
Observe mains fuse specification
> see 8 chapter
!
The dynamic power adjustment automatically adjusts the welding performance to an uncritical level for
the fuse.
The dynamic power adjustment can be set in two increments in the machine configuration menu using
parameter "FUS": 20 A, 16 A.
The currently selected value will be shown on the "cal" section of the display for three seconds after the
machine has been switched on.
