Tweco ULTRAFEED VAF-4, Руководство по обслуживанию

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ULTRAFEED VAF-4
Manual 0-5332 OPERATION 4-25
4.13 Installing and Changing the Feed Roll / Removing Inlet Guide & GUN Adaptor
WARNING
MOVING PARTS can cause injury.
Make sure Wirefeeder is switched OFF Before changing feedrolls, guides or adaptors.
NOTE
Feed rolls often come with a rust prohibitive coating that needs to be cleaned off before installation.
1. Loosen the right Thumb Screw as shown in the figure below and lift up the finger guard.
2. Swing the Pressure Adjusting Knob down and the Pressure Roll Arm automatically springs up. If tension has
been previously set, the adjusting knob will have to be loosened to be able to swing the knob down.
3. Rotate the feed roll Screw counter-clockwise and remove the Screw, Washer and Feed Roll.
4. Make the two Positioning Holes on the Feed Roll align at the two Positioning Pins, and install the Feed Roll,
Washer and Screw.
5. Tighten the screw clockwise.
6. Lower the Pressure Roll Arm.
7. Swing the Pressure Adjusting Knob back into place.
8. Use the Pressure Adjusting Knobs to create a “snug” condition. (Clockwise to tighten and Counter Clockwise
to loosen). Secure the finger guard with the Thumb Screw.
9. To remove the inlet guide remove the thumb screw as shown in the figure below then use the 3mm allen key
to remove the set screw that fixes inlet guide.
10. To remove the Tweco No. 4 GUN adaptor remove the thumb screw as shown in the figure below then use the
3mm allen key to remove the set screw that fixes the GUN adaptor.
Pressure Adjusting Knob
Feed Roll
Positioning Pin
Pressure Roll Arm
Set Screw
(for securing Gun adaptor)
Thumb Screw
Screw
Positioning Hole
Finger Guard
Set Screw
（
for securing inlet guide)
Thumb Screw
Inlet Guide
Washer
Note: for clarity of picture,
only feed roll at right side shown.
Art# A-11254_AB
Figure 4-20 Changing Feed Roll (Right Side as Example)