3. striking an arc, 4. positioning the electrode holder – Hobart Welding Products STICKMATE OM-950 User Manual
Page 29
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OM-950 Page 25
8-3. Striking An Arc
S-0049 / S-0050
1
Electrode
2
Workpiece
3
Arc
Drag electrode across workpiece
like striking a match; lift electrode
slightly after touching work. If arc
goes out electrode was lifted to
high. If electrode sticks to work-
piece, use a quick twist to free it.
Bring electrode straight down to
workpiece; then lift slightly to start
arc. If arc goes out, electrode was
lifted too high. If electrode sticks to
workpiece, use a quick twist to free
it.
1
2
3
1
2
3
Scratch Start Technique
Tap Start Technique
8-4. Positioning The Electrode Holder
S-0660
90
°
90
°
10
°
−30
°
45
°
45
°
10
°
−30
°
Groove Welds
End View Of Work Angle
Side View Of Electrode Angle
Fillet Welds
End View Of Work Angle
Side View Of Electrode Angle
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