Tag: drive rolls
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Hobart IronMan 240 MIG Welder Support: Parts Lookup and Buying Checks
If you support a Hobart IronMan 240 in the field or in a shop, the main risk is not the machine itself. It is ordering the wrong support part, missing a wear…
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Hobart Handler 210MVP MIG Welder Support: Parts Lookup and Buying Checks
The Hobart Handler 210MVP is a common buyer-support case because the machine can be configured with different input power, gun setups, wire feed parts, and consumables. Before ordering replacement items, verify the…
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Hobart Handler 140EZ MIG Welder Support: Parts Lookup and Buying Checks
The Hobart Handler 140EZ is a compact MIG setup, but support work still comes down to the same basics: confirm the machine variant, identify the gun and feeder parts you actually have,…
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Push Pull Gun Birdnesting at the Drive Rolls
Birdnesting at the drive rolls in a push-pull aluminum setup means the wire is buckling before it enters the drive system or liner correctly. The cause is usually excess resistance, poor drive…
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MIG Wire Not Feeding Smoothly
If your MIG wire is not feeding smoothly, the fault is usually in the feed path, not the power source. Start at the spool and work forward through the drive rolls, gun…
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Why Flux-Cored Wire Is Producing Worm Tracks (And How to Stop It)
Worm tracks in flux-cored welding are narrow, winding surface marks that usually show up on or beside the weld bead after the slag is removed. They are not normal bead texture. In…
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Push-Pull Gun Wire Feeding Problems
Push-pull gun wire feeding problems are commonly caused by liner drag, incorrect drive roll tension, spool drag, feeder synchronization issues, and worn contact tips.
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Spool Gun Contact Tip Wear Symptoms
Spool gun contact tip wear symptoms include burnback, unstable arcs, erratic wire feed, spatter, aluminum sticking, and inconsistent weld performance.
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Push-Pull Gun Motor Overheating Causes and Troubleshooting
Push-pull gun motor overheating usually comes from wire-feed resistance, liner drag, incorrect drive roll tension, or duty cycle overload. Learn the common causes and fixes.
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Aluminum Spool Gun Burnback Causes
Aluminum spool gun burnback is commonly caused by low wire-feed speed, worn contact tips, poor grounding, drive roll slippage, or trigger startup delay.
