Design and function
MMA welding
099-005403-EW501
18.08.2016
83
5.5
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.
5.5.1
Connecting the electrode holder and workpiece lead
Figure 5-66
Item Symbol
Description
0
1
Workpiece
2
Connection socket, "+" welding current
• MMA welding:
Workpiece connection
3
"-" welding current connection socket
• MMA welding:
electrode holder connection
4
Park socket, polarity selection plug
Retainer for the polarity selection plug in MMA mode or for transport.
5
Electrode holder
• 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.
• Insert the polarity selection plug in the park socket and lock in place by turning to the right.
Polarity depends on the instructions from the electrode manufacturer given on the electrode
packaging.
