13
12.0
Troubleshooting JWDP-12 Drill Press
Symptom
Possible Cause
Correction *
Drill press will not start.
Drill press unplugged from wall or
motor.
Check all plug connections.
Fuse blown or circuit breaker tripped.
Replace fuse or reset circuit breaker.
Cord damaged.
Replace cord.
Starting capacitor bad.
Replace starting capacitor.
Drill press does not come
up to speed.
Extension cord too light or too long.
Replace with adequate size and length cord.
Low current.
Contact a qualified electrician.
Drill Press vibrates
excessively.
Stand on uneven surface.
Adjust stand so that it rests evenly on floor.
Bad belt(s).
Replace belts.
Noisy Operation.
Incorrect belt tension.
Adjust belt tension.
Dry spindle.
Lubricate spindle.
Loose spindle pulley.
Check tightness of retaining nut on pulley
and tighten if necessary.
Loose motor pulley.
Tighten set screws in pulleys.
Workpiece Burns.
Incorrect Speed.
Change to appropriate speed.
Chips not clearing from hole or bit.
Retract drill bit frequently to remove chips.
Dull drill bit.
Resharpen, or replace drill bit.
Feeding too slowly.
Increase feed rate.
Drill bit wanders.
Bit sharpened incorrectly.
Resharpen bit correctly.
Bent drill bit.
Replace drill bit.
Bit or chuck not installed properly.
Reinstall the chuck or bit properly.
Wood splinters on the
underside.
No backing board used.
Place a scrap board beneath workpiece to
prevent splintering.
Drill bit binds in
workpiece.
Workpiece pinching the bit.
Support or clamp workpiece.
Excessive feed rate.
Decrease feed rate.
Chuck jaws not tight.
Tighten chuck jaws.
Improper belt tension.
Increase belt tension.
Excessive drill bit run
out, or wobble.
Bent drill bit.
Replace drill bit
Worn spindle bearings.
Replace spindle bearings.
Bit or chuck not properly installed.
Reinstall the bit or chuck properly.
Quill returns too slow, or
too fast.
Spring has improper tension.
Adjust return spring.
Chuck or arbor does not
stay in place.
Dirt, grease, etc on arbor, chuck, or
spindle.
Clean all mating surfaces thoroughly with a
cleaner degreaser.
*
WARNING:
Some corrections may require a qualified electrician.
