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14.0 Troubleshooting the PM1500 Band Saw
14.1 Operational Problems
Table 5
Trouble Probable Cause Remedy
Table tilt does not hold
position under load.
Lock handle not tight. Tighten lock handle.
Trunnion locking mechanism is broken
or worn.
Replace trunnion locking mechanism.
Table will not tilt. Trunnion not lubricated. Lubricate trunnion.
Trunnion jammed. Disassemble and replace jammed
parts.
Table vibration while
sawing.
Drive belt too slack. Increase tension on drive belt (sect.
8.20). Replace belt if worn.
Incorrect choice of saw blade pitch. Check blade selection chart and use
correct blade (sect. 13.0).
Saw dust or debris on band wheel. Or
tire is worn/damaged.
Keep band wheels clean. Replace tires
if necessary.
Surface finish on
workpiece is rough.
Blade pitch too coarse. Change to finer pitch blade.
Workpiece being fed too strongly. Reduce feed force.
Blade cutting
inaccurately. Cuts 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. 8.6).
Incorrect adjustment of blade guides. Adjust blade guides properly (sect. 8.13
thru 8.15).
Workpiece being fed too strongly. Reduce feed force.
Upper blade guides not located close
enough to workpiece.
Position guides about 1/8” above
workpiece.
Incorrect choice of saw blade for that
particular operation.
Install correct blade.
Blade tension too light. Increase tension (sect. 8.11).
Blade cannot be
tensioned properly.
Tension spring is fatigued. Replace tension spring (contact Walter
Meier service representative).
Blade binds in
workpiece.
Incorrect blade tension or damaged
blade.
Correct accordingly.
Blade too wide for desired radius. Select narrower blade (sect. 13.0).
Blade forms cracks at
base of teeth.
Teeth not suitable for operation, or
incorrectly set.
Replace with proper blade.
Blade thickness not suitable for band
wheel diameter.
Replace with proper thickness blade.