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Page 9For technical questions, please call 1-800-444-3353.SKU 68104
Troubleshooting
Problem Possible Causes Likely Solutions
Tool will not start. 1. Cord not connected.
2. No power at outlet.
3. Tool’s thermal reset breaker
tripped (if equipped).
4. Internal damage or wear.
(Carbon brushes or
switch, for example.)
1. Check that cord is plugged in.
2. Check power at outlet. If outlet is unpowered,
turn off tool and check circuit breaker. If breaker
is tripped, make sure circuit is right capacity
for tool and circuit has no other loads.
3. Turn off tool and allow to cool.
Press reset button on tool.
4. Have technician service tool.
Tool operates slowly. Extension cord too long or
wire size too small.
Eliminate use of extension cord. If an extension cord
is needed, use one with the proper diameter for its
length and load. See Table A on page 2.
Performance
decreases over time.
1. Cut-off Wheel worn.
2. Carbon brushes worn
or damaged.
1. Replace Cut-off Wheels as needed.
2. Have qualied technician replace brushes.
Excessive noise
or rattling.
Internal damage or wear. (Carbon
brushes or bearings, for example.)
Have technician service tool.
Overheating. 1. Forcing machine to work too fast.
2. Blocked motor housing vents.
3. Motor being strained by long or
small diameter extension cord.
1. Allow machine to work at its own rate.
2. Wear ANSI-approved safety goggles and
NIOSH-approved dust mask/respirator while
blowing dust out of motor using compressed air.
3. Eliminate use of extension cord. If an extension cord
is needed, use one with the proper diameter for
its length and load. See Table A on page 2.
Follow all safety precautions whenever diagnosing or servicing
the tool. Disconnect power supply before service.