17
TROUBLESHOOTING
TROUBLE
PROBABLE CAUSE
REMEDY
Noisy Operation
1. Incorrect belt tension.
1. Adjust tension.
2. Dry Spindle.
2. Lubricate spindle.
3. Loose spindle pulley.
3. Checking tightness of retaining nut
4. Loose motor pulley.
on pulley and tighten if necessary.
4. Tighten set screws in pulleys.
Drill Bit Burns
1. Incorrect speed.
1. Change speed.
2. Chips not coming out of hole.
2. Retract drill bit frequently to clear chips.
3. Dull drill bit.
3. Resharpen drill bit.
4. Feeding too slow.
4. Increase the speed.
5. Not Lubricated
5. Lubricate drill bit.
Drill bit leads off
1. Hard grain in wood or lengths
1. Resharpen drill bit correctly.
hole not round.
of cutting lips and/ or angles
2. Replace drill bit.
not equal.
2. Bent drill bit.
Wood splinters
1. No "back up material"
1. Use "back-up material"
on underside.
under workpiece.
Wood piece turn
1. Not supported or
1. Support workpiece or clamp it.
loose from hand.
clamped properly.
Drill bit binds
1. Workpiece pinching drill bit
1. Support workpiece or clamp it.
in workpiece.
or excessive feed pressure.
2. Adjust tension.
2. Improper belt tension.
Excessive drill bit
1. Bent drill bit.
1. Use a straight drill bit.
runout or wobble.
2. Worn spindle bearings.
2. Replace bearings.
3. Drill but not properly
3. Install drill bit properly.
installed in chuck.
4. Install chuck properly.
4. Chuck not properly installed.
Quill Returns too
1. Spring has improper tension.
1. Adjust spring tension.
slow or too fast.
Chuck will not stay
1. Dirty, grease, or oil on the
1. Using a household detergent clean the
attached to spindle,
tapered inside surface of
tapered surface of the chuck and spindle
it falls off when trying
chuck or on the spindles
to remove all dirt, grease and oil.
to install it.
tapered surface.
