12-3. 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.
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| 1 | . Welding wire is energized when | |
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| gun trigger is pressed. Before | |
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| lowering helmet and pressing |
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| trigger, be sure wire is no more |
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| than 1/2 in (13 mm) past end of |
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| nozzle, and tip of wire is posi- |
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| 2 | 3 | tioned correctly on seam. |
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| 1 | Hold Gun And Control Gun | |
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| Trigger |
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| 2 | Workpiece |
5 |
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| 3 | Work Clamp |
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| 4 | Electrode Extension (Stickout) | |
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| 1/4 To 1/2 in (6 To 13 mm) |
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| 5 | Cradle Gun And Rest Hand On |
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| Workpiece |
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| Groove Welds | |
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| 6 | End View Of Work Angle |
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| 7 | Side View Of Gun Angle |
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| Fillet Welds |
6 90°
8 | End View Of Work Angle | ||
9 | Side View Of Gun Angle | ||
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90° 7
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| 45 |
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8 | 45° | 9 |
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