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Trouble Shooting
TROUBLE
Noisy Operation
Drill bit burns
Drill bit leads off...
hole not round
Wood splinters on
underside
Workpiece turn
loose from hand
Drill bit binds in
workpiece
Excessive drill bit
runout or wobble
Quill Returns too
slow or too fast
Chuck will not stay
atached to spindle
if falls off when
trying to install it.
PROBABALE 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. 2.Retract drill bit frequently to clear chips.
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 but not properly
installed in chuck
4.chuck not properly installed.
1.Spring has improper tension. 1.Adjust spring tension.
1.Dirty,grease,or oil on the
tapered inside surface of chuck tapered surface of the chuck and spindle to
or on the spindles tapered
surface.
REMEDY
1.Adjust tension.
2.Lubricate spindle.
3.Checking tightness of retaining nut on
pulley,and tighten if necessary.
4.Tighten setscrews in pulleys.
1.Change speed.
3.Resharpen drill bit.
4.Faster the speed.
5.Lubricate drill bit.
1.Resharpen drill bit correctly.
2.Replace drill bit.
1.Use "back-up material"
1.Support working or clamp it.
1.Support working or clamp it.
2.Adjust temsion.
1.Use a straight drill bit.
2.Replace bearings.
3.Install drill bit properly.
4.Install chuck properly.
1.Using a household detergent clean the
remove all dirt,grease and oil.
-7-
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