18
Trouble Shooting
Trouble
Probable Cause
Remedy
Lathe won’t start.
No incoming power.
Check power supply, lead
connections
Problem with driver.
Contact Harvey Technical
Service.
Motor fails to
develop full
power.
Undersized wires in power
supply system.
Increase supply wire size.
Faulty driver.
Contact Harvey Technical
Service.
Worn motor.
Replace motor.
Motor or spindle
stalls or will not
start.
Excessive cut.
Reduce depth of cut.
Improper belt adjustment, or
worn or broken belt.
Adjust or replace belt as needed.
Worn spindle bearings.
Replace bearings.
Worn motor.
Replace motor.
Excessive
vibration.
Workpiece warped, out of
round, has major flaw, or was
improperly prepared for
turning.
Correct problem by planing or
sawing workpiece, or discard
entirely and use new workpiece.
Worn spindle bearings.
Replace spindle bearings.
Worn drive belt.
Replace drive belt.
Motor mount lock handle is
loose.
Tighten lock handle.
Lathe on uneven surface.
Adjust leveling feet.
Lathe runs at one
speed only.
Driver is not programmed
properly, or is defective, or
there is loose wiring.
Contact Harvey Technical Service
to help identify problem.
Tools tend to grab
or dig in.
Dull tools.
Keep tools sharp.
Tool support set too low.
Reposition tool support height.
Tool support set too far from
workpiece.
Reposition tool support closer to
workpiece.
Improper tool being used.
Use correct tool for operation.
Tailstock moves
when applying
pressure.
Cam lock nut needs adjusting. Tighten cam lock nut.
Lathe bed and tailstock
mating surfaces are greasy or
oily.
Remove tailstock and clean
surfaces with a
cleaner/degreaser. Re-apply light
coat of oil to Lathe bed surface.
