Troubleshooting - Operational Problems - Powermatic 2415 Operating Instructions And Parts Manual

Troubleshooting – Operational Problems
Trouble
Table tilt does not
hold position under
load.
Table will not tilt.
Table vibration while
sawing.
Surface finish on
workpiece is rough.
Saw blade cutting
inaccurately. Cuts are
not straight.
Blade can not be
tensioned properly.
Blade forms cracks at
base of teeth.
Probable Cause
Locking lever is not tight.
Trunnion locking mechanism is
broken or worn.
Trunnion is not lubricated.
Trunnion is jammed.
Incorrect blade speed.
Drive belt is too slack.
Incorrect choice of saw blade pitch.
Saw dust or debris on band wheel. Or
tire is worn/damaged.
Support bearing(s) are worn.
Saw blade speed is too low.
Saw blade pitch is too coarse.
Worn blade teeth or damaged blade.
Fence not parallel to blade.
Incorrect adjustment of blade guides.
Incorrect blade speed used.
Workpiece being fed too strongly.
Upper blade guides not located close
enough to workpiece.
Incorrect choice of saw blade for that
particular cutting operation.
Blade tension too light.
Tension springs are fatigued.
Teeth not suitable for particular job, or
are incorrectly set.
Blade thickness not suitable for band
wheel diameter.
Remedy
Tighten locking lever (see page 15).
Replace trunnion locking mechanism.
Lubricate trunnion.
Disassemble and replace jammed
parts.
Position belt for correct speed (see
page 21). Also use acceptable feed
rate for the material being worked
(page 28).
Increase tension on drive belt. (see
page 20). Replace belt if worn.
Check blade selection chart and use
correct blade (see page 28).
Keep band wheels clean. Replace
tires if necessary.
Replace support bearings.
Increase speed.
Change to finer pitch blade.
Replace blade.
Align fence properly (see page 11).
Adjust blade guides properly (see
pages 18 and 19).
Change to correct speed (see page
21).
Reduce feed force.
Guides should be about 3/16" above
workpiece (see page 22).
Change to correct blade.
Increase tension (see page 16).
Replace tension springs (contact
service representative).
Replace with proper blade for job.
Replace with proper thickness blade.
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