13
TROUBLESHOOTING GUIDE
PROBLEM
POSSIBLE CAUSE
SOLUTION
Motor overheats.
1. Motor overloaded.
1. Reduce load on motor – reduce pressure on
workpiece.
2. Extension cord too long, or
of insufficient gauge.
2. Utilize an extension cord of appropriate
gauge and length, or plug tool directly into
outlet (see page 8).
Grinding wheel not
rotating smoothly or
evenly.
1. Wheel is improperly
installed.
1. Re-install the wheel according to the
instructions on page 14.
2. Wheel is worn out or
imbalanced.
2. Replace wheel.
3. Spindle is not straight.
3. Stop using the tool and call 1-800-232-1195
for customer service.
Wavy finish on the
surface of a workpiece.
1. Machine is vibrating.
1. Make sure the machine is securely positioned
on a level surface.
2. Workpiece is not held in
place firmly.
2. Make sure you are holding the workpiece or
jig firmly.
3. Wheel face is uneven.
3. Dress grinding wheel according to the
instructions on page 14.
ROUTINE INSPECTION
Before each use, inspect the general condition of the
tool. If any of these following conditions exist, do not
use until parts are replaced or the tool is properly re-
paired.
Check for:
• Loose hardware,
• Misalignment or binding of moving parts,
• Damaged cord/electrical wiring,
• Cracked or broken parts, and
• Any other condition that may affect its safe operation.
MAINTENANCE
WARNING!
To avoid accidents, turn OFF and unplug the tool from the electrical outlet before cleaning,
adjusting, or performing any maintenance work.
CLEANING & STORAGE
CAUTION!
Most plastics are susceptible to damage
from various types of commercial solvents. Do not
use any solvents or cleaning products that could
damage the plastic parts. Some of these include but
are not limited to: gasoline, carbon tetrachloride,
chlorinated cleaning solvents, and household deter-
gents that contain ammonia.
1. Keep the ventilation openings free from dust and de-
bris to prevent the motor from overheating.
Maintenance continues on the next page.
