Tweco A 2000 Ultra-Feed - Manual (Page 29)

ULTRAFEED A 2000
May 1, 2006 4-3
4.04 Feedhead Components
1. INPUT GUIDE LOCKSCREW: Tighten this lockscrew to secure the input wire guide.
2. SPRING TENSION KNOB: Use the spring tension knob to adjust the amount of force the feed rolls exert on the
welding wire.
3. FEEDROLL GEAR / KNOB : This knob is used to secure the feedroll to the pressure arm. Rotate the knob to change
the feedroll.
4. PRESSURE ARM: This arm pivots off the front of the feedhead to allow access to the wire guides and wire path.
5. GUN CLAMP KNOB: This knob is used to tighten the welding gun into the feedhead.
6. WELD CABLE CONNECTION: This is where the power source welding cable is connected to the feeder. Make sure
this connection is tight or arcing could occur.
7. INPUT WIRE GUIDE: This guide is required to direct the welding wire from the drive roll to the welding gun cable.
8. WIRE SPOOL HUB NUT: The wire spool hub nut is used to secure the spool of welding wire.
9. HUB TENSION BOLT: The hub tension bolt is used to adjust the wire spool tension which acts as a mechanical
brake to assist in the stopping of the welding wire when the gun switch is released.
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Art # A-07326
Figure 4-4: Feedhead Components