Design and function
MMA welding
5.10
MMA welding
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.
5.10.1 Connecting the electrode holder and workpiece lead
Item
Symbol Description
1
2
3
4
•
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.
Polarity depends on the instructions from the electrode manufacturer given on the
electrode packaging.
36
0
Workpiece
Electrode holder
Connection socket, "-" welding current
Connection socket, "+" welding current
CAUTION
3
4
Figure 5-13
NOTE
2
099-005261-EW501
11.04.2012
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