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TROUBLE
Noisy Operation
Drill Bit Burns
Material
Drill bit leads off,
hole not round.
Wood splinters
on underside of
workpiece.
Wood piece pulled
loose from hands.
Drill bit binds
in workpiece.
Excessive drill bit
runout or wobble.
Quill Returns too
slow or too fast.
Chuck will not stay
attached to spindle,
it falls off when trying
to install it.
TROUBLESHOOTING
PROBABLE CAUSE
1. Incorrect belt tension.
2. Dry Spindle.
3. Loose spindle pulley.
4. Loose motor pulley.
1. Incorrect speed.
2. Chips not coming out of hole.
3. Dull drill bit.
4. Feeding too slow.
5. Not Lubricated
1. Hard grain in wood or lengths
of cutting lips and/ or angles
not equal.
2. Bent drill bit.
1. No "back up material"
under workpiece.
1. Not supported or
clamped properly.
1. Workpiece pinching drill bit
or excessive feed pressure.
2. Improper belt tension.
1. Bent drill bit.
2. Worn spindle bearings.
3. Drill bit not properly
installed in chuck.
4. Chuck not properly installed.
1. Spring has improper tension.
1. Dirty, grease, or oil on the
tapered inside surface of
chuck or on the spindle's
tapered surface.
1. Adjust tension.
2. Lubricate spindle.
3. Checking tightness of retaining nut
on pulley and tighten if necessary.
4. Tighten set screws in pulleys.
1. Change speed.
2. Retract drill bit frequently to clear chips.
3. Resharpen drill bit.
4. Increase the speed.
5. Lubricate drill bit.
1. Resharpen drill bit correctly.
2. Replace drill bit.
1. Use "back-up material"
1. Support workpiece or clamp it.
1. Support workpiece or clamp it.
2. Adjust belt tension.
1. Use a straight drill bit.
2. Replace bearings.
3. Install drill bit properly.
4. Install chuck properly.
1. Adjust spring tension.
1. Using a household detergent, clean the
tapered surface of the chuck and spindle
to remove all dirt, grease and oil.
16
REMEDY
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