Page 36
Operating Manual E4-2800/4200/5200 / M4-3000/4000/5500
04/2014
7.6.4 Insert / replace wire spool
•
Mount the wire spool onto the spool holder (
). The driving pin should
seat firmly in the spool bore.
•
Secure the wire spool with the safety cap (pressing together the flat surfaces)
Safety cap
Fig. 7-1
Spool holder
Spool brake
Driving pin
Adjusting the spool brake:
In order to prevent an independant unwinding of the welding wire, the spool brake must be
adjusted in a way to prevent the wire coil from overtravelling at weld end. Do not overtighten
the spool brake!
•
Loosen the lock nut on the hex SW 24
•
Adjust braking intensity on inner hexagon screw SW 8
•
Tighten the lock nut
Threading the wire:
•
Feed the welding wire through the wire feed unit
•
Close the clamping lever for contact pressure (
•
Insert the wire manually using the key
machine
The threading speed can be adjusted by turning the rotary pushbutton (E) in
section
8