Mma Welding; Connecting The Electrode Holder And Workpiece Lead - EWM Tetrix 451 AC/DC AW FW Operating Instructions Manual

Display
5.8

MMA welding

5.8.1

Connecting the electrode holder and workpiece lead

Risk of crushing and burns!
When changing stick electrodes there is a risk of crushing and burns!
•
Wear appropriate and dry protective gloves.
•
Use an insulated pair of tongs to remove the used stick electrode or to move welded
workpieces.
Shielding gas connection!
During MMA welding open circuit voltage is applied at the shielding gas connection
(G¼" connecting nipple).
•
Place yellow insulating cap on the G¼" connection nipple (protects against electrical
voltage and dirt).
099-000115-EW501
20.11.2017
Setting/selection
Filler wire diameter (manual setting)
Setting the wire diameter between 0.6 mm to 1.6 mm.
The character "d" preceding the wire diameter on the display (d0.8) indicates a pre-
programmed characteristics (correction operating mode "KORREKTUR").
If there is no characteristics for the selected wire diameter, the parameters have to be set
manually (manual operating mode "MANUELL").
To select the operating mode > see 5.5.2 chapter.
Wire return
•
Increase value = more wire return
•
Decrease value = less wire return
Design and function
CAUTION
MMA welding
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