Irregular Wire Speed (Roller Pressure)

Incorrect Feed Roller Contact Pressure

Fronius · TPS i Welding Machine

What does Irregular Wire Speed (Roller Pressure) mean?

Irregular wire speed is occurring because the feed rollers have been adjusted with incorrect contact pressure on the wire electrode, causing either slippage or excessive deformation of the wire.

Common Causes

  • Feed rollers have the wrong contact pressure setting.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Adjust and optimize the contact pressure of the feed rollers to ensure consistent wire feeding without deformation or slippage.

Browse all codes in this manual (34)
Verified technical data. Last updated: March 2026

Related Faults

Source: Fronius TPS i Welding Machine