Piranha IRONWORKER P90, Руководство по эксплуатации, Страница: 28 / 53

Troubleshooting 28
P6: Machine Leaves Burr When Shearing
1. Knife clearance: .007" to .010". If not, follow procedure in P5.
2. Check shear knives for sharpness
3. Check that the automatic hold-down is adjusted to clamp the material securely.
P7: Bent or Broken Shear Hold-Down Swing Bolt
1. Check that the alignment of the angle hold-down block with the angle table is square
with table.
2. Check to see if the spiral pins holding the guide pins to the angle block are sheared.
3. Check that hold-down link moves freely in the hold-down bar.
4. Check that wing bolt moves freely in the hold-down bar.
5. Check that the three-position hold-down is in proper location for material being
sheared. Reference the Shear Hold-Down Assembly Adjustment on page 20.