Design and function
MMA welding
099-005230-EW501
02.04.2014
47
5.9
MMA welding
CAUTION
Risk of being crushed or burnt.
When replacing spent or new stick electrodes
• Switch off machine at the main switch
• Wear appropriate safety gloves
• Use insulated tongs to remove spent stick electrodes or to move welded workpieces and
• Always put the electrode holder down on an insulated surface.
5.9.1
Connecting the electrode holder and workpiece lead
Figure 5-15
Item Symbol
Description
0
1
Workpiece
2
Electrode holder
3
Connection socket, “-” welding current
4
Connection socket, “+” welding current
• Insert cable plug of the electrode holder into either the "+" or "-" welding current connection socket and
lock by turning to the right.
• Insert cable plug of the workpiece lead into either the "+" or "-" welding current connection socket and
lock by turning to the right.
NOTE
Polarity depends on the instructions from the electrode manufacturer given on the
electrode packaging.
