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