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14. Troubleshooting
Warning:
Turn switch off and always remove plug from the power source before trouble shooting.
Trouble
Problem
Remedy
Quill returns too slowly or too
quickly
Spring has improper tension.
Adjust spring tension. See “Quill return
spring”.
Chuck wiII not stay attached
to spindle. It wiII falls off
when trying to install.
Dirt, grease or oil on the tapered
inside surface of the chuck or on
the spindle’s tapered surface.
Using household detergent, clean the tapered
surfaces of chuck and spindle ta remove all
dirt, grease and oil. See “Installing the chuck”.
Noisy operation
Incorrect belt tension
Adjust belt tension. See „
Choosing speed and
tensioning belt
“.
Dry spindle.
Dublicate spindle.
Loose spindle pulley
Check tightness of retaining nut on pulley, and
tighten if necessary
Loose motor pulley.
Tighten set screw in motor pulley
Wood splinters on underside.
No “backup material” behind work
piece.
Use “backup material”. See “
Positioning table
and workpiece
”.
Workpiece tom loose from
hand.
Not supported or clamped property.
Support work piece or clamp it.
Drill bit bums.
Incorrect speed.
Change speed. See “Choosing speed and
tensioning belt
”.
Chips not coming out of hole.
Retract drill bit frequently to remove chips.
Dull drill bit
Resharpen drill bit.
Feeding too slowly
Feed fast enough ta allow drill bit to cut.
Drill leads off...hole not
round.
Hard grain in wood or lengths of
cutting lips and/or angle not equal
Resharpen drill bit correctly.
Bent drill bit.
Replace drill bit.
Drill bit binds in work piece.
Work piece pinching drill bit or
excessive feed pressure.
Suppart work piece at clamp it. See
“Positioning table and work piece”.
Improper belt tension.
Adjust belt tension. See “Choosing speed and
tensioning belt”.
Excessive drill bit run- out or
wobble.
Bent drill bit
Use a straight drill bit..
Wom spindle bearings.
Replace bearings.
Drill bit not properly installed in
chuck.
Install drill properly. See “Installing drill bits”.
Chuck not properly installed.
Install chuck properly. See “Installing the
chuck”.
