Periodically check the wire grooves on the drive roll. Clean out metal shavings with a wire brush. Ensure you are using the correct groove size matching your wire diameter (e.g., .030" or .035").
If your welding wire is not feeding smoothly, stops, or causes a "birdnest" (a tangle of wire inside the drive compartment): solar 2150 wire feed welder manual
Check gas cylinder levels and regulator flow (set to 15-20 CFH). Ensure polarity is DCEP for solid wire. Incorrect wire speed or poor ground. Periodically check the wire grooves on the drive roll
What (.030", .035", etc.) is currently loaded? etc.) is currently loaded?