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Model W1715 (For Machines Mfd. Since 2/19)
PROBLEM
Blades break often.
Blade dulls prematurely.
Blade wears on one side.
Teeth are ripping from the
blade.
The cuts are crooked.
POSSIBLE.CAUSE
1. The workpiece is loose in the vise.
2. The feed or cut speed is wrong.
3. The blade TPI is too great, or the
material is too coarse.
4. The blade is rubbing on the wheel
flange.
5. The bandsaw is being started with
the blade resting on the work-
piece.
6. The guide bearings are misaligned,
or the blade is rubbing on the
wheel flange.
7. The blade is too thick, or the
blades are of low quality.
1. The cutting speed is too fast.
2. The blade TPI is too coarse.
3. The blade feed pressure is too
light.
4. The workpiece has hard spots,
welds, or scale is on the material.
5. The blade is twisted.
6. The blade is slipping on the
wheels.
1. The blade guides are worn or mis-
adjusted.
2. The blade guide slide bracket is
loose.
3. The wheels are out of alignment.
1. The feed pressure is too heavy and
the blade speed is too slow; or
the blade TPI is too coarse for the
workpiece.
2. The workpiece is vibrating in the
vise.
3. The blade gullets are loading up
with chips.
1. The feed pressure is too high.
2. The guide bearings are out of
adjustment, or too far away from
the workpiece.
3. The blade tension is low.
4. The blade is dull.
5. The blade speed is wrong.
CORRECTIVE.ACTION
1. Clamp the workpiece tighter, or use a jig to hold the
workpiece.
2. Refer to Feed Rate on Page 24, or Blade Speed on
Page 25 and adjust as required.
3. Refer to Blade Selection on Page 27 and adjust as
required.
4. Refer to Blade Tracking on Page 32, and adjust as
required.
5. Start bandsaw and then slowly lower the headstock
by setting the feed rate.
6. Refer to Blade Tracking on Page 32, or Blade Guides
on Page 24, and adjust as required.
7. Use a higher quality blade.
1. Refer to Blade Speed on Page 25 and adjust as
required.
2. Refer to Blade Selection on Page 27 and adjust as
required.
3. Refer to Feed Rate on Page 24, and adjust as
required.
4. Increase the feed pressure, and reduce the cutting
speed.
5. Replace the blade.
6. Refer to Blade Tension on Page 33, and adjust as
required.
1. Refer to Blade Guides on Page 24 and replace or
adjust.
2. Tighten the blade guide bracket.
3. Refer to Blade Tracking on Page 32, and adjust as
required.
1. Refer to Blade Selection on Page 27 and decrease
the feed pressure. Refer to Feed Rate on Page 24,
and adjust as required.
2. Re-clamp the workpiece in the vise, and use a jig if
required.
3. Use a coarser-tooth blade.
1. Refer to Feed Rate on Page 24, and adjust as
required.
2. Refer to Blade Guides on Page 24 and replace or
adjust.
3. Refer to Blade Tension on Page 33, and adjust as
required.
4. Refer to Blade Change on Page 31 and replace the
blade.
5. Refer to Blade Speed on Page 25 and adjust as
required.
-37-
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