Use and Care Manual

Table Of Contents
31
16.0 Troubleshooting PM1800B/2013B/2415B Band Saws
16.1 Operational Problems
Table 3
Symptom Possible Cause Correction
Table tilt does not hold
position under load.
Locking lever is not tight. Tighten locking lever (A, Figure 19).
Trunnion locking mechanism is broken
or worn.
Replace trunnion locking mechanism.
Table will not tilt. Trunnion is not lubricated. Lubricate trunnion.
Trunnion is jammed. Disassemble and replace jammed parts.
Table vibration while
sawing. Incorrect blade speed.
Position belt for correct speed (see
Figure 37). Also use acceptable feed
rate for the material being worked.
Drive belt is too slack.
Increase tension on drive belt. (sect.
10.14). Replace belt if worn.
Incorrect choice of saw blade pitch.
Check blade selection chart and use
correct blade (sect. 14.0).
Saw dust or debris on band wheel. Or
tire is worn/damaged.
Keep band wheels clean. Replace tires if
necessary.
Support bearing(s) are worn. Replace support bearings.
Surface finish on
workpiece is rough.
Saw blade speed is too low. Increase speed.
Saw blade pitch is too coarse. Change to finer pitch blade.
Saw blade cutting
inaccurately. Cuts are
not straight.
Gum or pitch on blade. Clean blade.
Worn blade teeth or damaged blade. Replace blade.
Fence not parallel to blade. Align fence properly (sect. 8.11).
Incorrect adjustment of blade guides.
Adjust blade guides properly (sect.
10.6).
Incorrect blade speed used. Change to correct speed.
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.
Incorrect choice of saw blade for that
particular cutting operation.
Change to correct blade.
Blade tension too light. Increase tension.
Blade cannot be
tensioned properly.
Tension spring is fatigued. Replace tension spring (contact service
representative).
Blade binds in the
workpiece.
Incorrect blade tension or damaged
blade.
Correct accordingly.
Blade too wide for desired radius. Select narrower blade (sect. 14.0).