3. holding and positioning welding gun – Hobart Welding Products HANDLER 140 OM-925 User Manual
Page 38
OM-925 Page 34
9-3.
Holding And Positioning Welding Gun
.
Welding wire is energized when gun trigger is pressed. Before lowering helmet and pressing trigger, be sure wire is no more than 1/2 in (13 mm)
past end of nozzle, and tip of wire is positioned correctly on seam.
1
Hold Gun and Control Gun
Trigger
2
Workpiece
3
Work Clamp
4
Electrode Extension (Stickout)
1/4 to 1/2 in (6 To 13 mm)
5
Cradle Gun and Rest Hand on
Workpiece
2
3
5
4
90
°
90
°
0
°
-15
°
45
°
45
°
1
0
°
-15
°
S-0421-A
End View of Work Angle
Side View of Gun Angle
GROOVE WELDS
End View of Work Angle
Side View of Gun Angle
FILLET WELDS
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