Troubleshooting - Operating Problems - Powermatic PWBS-14CS Operating Instructions And Parts Manual

Troubleshooting – Operating Problems
Trouble
Table tilt does not
hold position under
load.
Table will not tilt.
Saw vibrates
excessively.
Surface finish on
workpiece is rough.
Saw blade cutting
inaccurately. Cuts are
not straight.
Probable Cause
Table locking knobs are not tight.
Trunnion is not lubricated.
Trunnion is jammed.
Stand is on uneven floor.
Drive belt is too slack, or worn.
Motor plate screws or other hardware
on saw is loose.
Incorrect choice of saw blade pitch.
Saw dust or debris on band wheel. Or
tire is worn/damaged.
Low shop voltage.
Saw blade speed is too low.
Saw blade pitch is too coarse.
Blade mounted incorrectly.
Angle pointer not set correctly.
Table stop not adjusted correctly.
Gum or pitch on blade.
Worn blade teeth or damaged blade.
Fence not parallel to blade.
Miter gauge adjusted improperly.
Incorrect adjustment of blade guides.
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.
Remedy
Tighten locking knobs .
Grease the trunnion.
Disassemble and replace jammed
parts.
Re-position on flat, level surface.
Increase tension on drive belt.
Replace belt if worn.
Tighten all hardware.
Check blade selection chart and use
correct blade.
Keep band wheels clean. Replace
tires if necessary.
Contact a qualified electrician.
Increase speed.
Change to finer pitch blade.
Teeth should point downward.
Check blade with square and adjust
pointer.
Check blade with square and adjust
stop.
Clean blade.
Replace blade.
Align fence properly (see page 17).
Adjust miter gauge (see page 25)
Adjust blade guides properly (see
pages 24-25).
Reduce feed force.
Guides should be about 3/16" above
workpiece.
Change to correct blade.
Increase tension (see page 22).
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