TROUBLESHOOTING
PROBLEM
Noisy operation
Bit burns or smokes
Excessive drill runout or wobble
Drill bit binds in workpiece
Workpiece support loosens
POSSIBLE CAUSE
Damaged belt
Incorrect belt tension
Dry spindle
Loose spindle pulley or motor pulley
Incorrect speed
Chips not coming out of hole
Dull bit
Feeding too slow
Not lubricated
Bent bit
Bit not properly installed in chuck
Chuck not properly installed
Worn spindle bearings
Excessive feed pressure
Improper belt tension
Workpiece not supported or clamped
properly
14 - English
SOLUTION
Replace belt.
Adjust belt tension.
Lubricate spindle.
Tighten set screws in pulleys.
Change speed. See To Change
Speeds in the Adjustments section
of this manual.
Retract bit frequently to clear chips.
Sharpen or replace bit.
Feed fast enough; allow drill to cut.
Lubricate bit for metal work.
Replace bit.
Install bit properly.
Install chuck properly.
Contact authorized service center.
Reduce feed pressure.
Adjust belt tension.
Check support and/or reclamp
workpiece.