Tag: MIG liner drag
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MIG Wire Shaving Inside Liner Causes: Drive Roll Pressure, Wrong Groove, and Feed Path Fixes
MIG wire shaving inside the liner is caused by mechanical damage to the wire before or during feed. The most common causes are too much drive-roll pressure, wrong drive-roll groove, worn or…
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MIG Gun Cable Overheating Causes: Duty Cycle, Loose Connections, Liner Drag, and Undersized Guns
If a MIG gun cable gets hot enough to soften the jacket, smell burned, heat the handle, discolor the power pin, or make the gun uncomfortable to hold, stop welding and inspect…
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MIG Wire Feeding at Inconsistent Speed: Causes, Tests, and Feed Path Fixes
If MIG wire feeds at inconsistent speed, surges mid-bead, slows down, slips at the drive rolls, or starts smooth and then stutters, troubleshoot the wire path before replacing the drive motor or…
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ESAB Rebel Inconsistent Wire Feed Causes: Drive Roll, Liner, Tip, and Spool Checks
If an ESAB Rebel feeds wire unevenly, surges at the arc, slips at the drive rolls, burns back into the contact tip, or birdnests inside the feeder, start with the mechanical wire…
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Lincoln POWER MIG Burnback Troubleshooting: Wire Sticking in the Contact Tip
If a Lincoln POWER MIG keeps burning the wire back into the contact tip, treat it as a wire-feed problem first, not just a voltage problem. Burnback happens when the arc melts…
