Troubleshooting - Chicago Electric 66615 Set Up And Operating Instructions Manual

Problem
Tool will not start. 1.
2.
3.
Tool operates slowly. 1.
2.
Performance Carbon brushes worn or damaged.
decreases over time.
Excessive noise or Internal damage or wear. (Carbon
rattling. brushes or bearings, for example.)
Overheating. 1.
2.
3.
Polishing Bonnet 1.
does not remove all
of the polishing liquid
2.
or wax.
Tool not properly 1.
sanding.
2.
Follow all safety precautions whenever diagnosing or servicing the tool.
disconnect power supply before service.
SKU 66615

Troubleshooting

Possible Causes
Cord not connected.
No power at outlet.
Internal damage or wear. (Carbon
brushes or switch, for example.)
Excess pressure applied to workpiece.
Power being reduced by long or small
diameter extension cord.
Forcing tool to work too fast.
Blocked motor housing vents.
Motor being strained by long or small
diameter extension cord.
Too much polishing liquid or wax has
been applied.
Bonnet saturated.
Sandpaper is dull.
Wrong grit of sandpaper used.
For technical questions, please call 1-800-444-3353.
Likely Solutions
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. Have technician service tool.
1. Decrease pressure, allow tool to do the
work.
2. Eliminate use of extension cord. If an
extension cord is needed, use one with
the proper diameter for its length and load.
See Extension Cords in GROUNDING
section.
Have qualified technician replace brushes.
Have technician service tool.
1. Allow tool 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 Extension Cords in GROUNDING
section.
1. Reduce the amount of polishing liquid or
wax used.
2. Use a clean bonnet.
1. Replace sandpaper.
2. Change sandpaper to a finer or coarser grit
depending on the job.
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