Weld Support Parts
Find liners support pages, breakdowns, related processes, and troubleshooting paths.
Shop tip: check drive-roll tension, liner condition, and contact-tip size before replacing the whole gun. Many feed problems start with setup or a wear item.
The most useful nearby paths, kept short for fast scanning.
A liner guides wire through the gun cable. Worn, dirty, kinked, or wrong-size liners are common causes of birdnesting and poor wire feed.