Chicago Electric 66891 - Manual (Page 14)

SKU 66891 For technical questions, please call 1-800-444-3353. Page 14
troubleshooting
problem possible Causes likely Solutions
Tool will not start. Cord not connected. 1.
No power at outlet. 2.
Internal damage or wear. 3.
(Carbon brushes or switch, for
example.)
Check that cord is plugged in. 1.
Check power at outlet. If outlet is un- 2.
powered, 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.
Have technician service tool.
3.
Tool operates slowly. Power being reduced by long or
small diameter extension cord.
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.
Performance
decreases over time.
Sanding belts worn and/or 1.
damaged.
Carbon brushes worn or 2.
damaged.
Keep sanding belts fresh with no worn or 1.
smooth areas. Replace as needed.
Have qualified technician replace 2.
brushes.
Excessive noise or
rattling.
Internal damage or wear. (Carbon
brushes or bearings, for example.)
Have technician service tool.
Overheating. Forcing sanding belts to work too 1.
fast.
Sanding Belt misaligned.
2.
Sanding belts worn, or damaged. 3.
Blocked motor housing vents. 4.
Motor being strained by long or 5.
small diameter extension cord.
Allow tool to work at its own rate. 1.
Check and correct alignment. 2.
Keep sanding belts fresh. Replace as 3.
needed.
Wear ANSI-approved safety goggles and
4.
NIOSH-approved dust mask/respirator
while blowing dust out of motor using
compressed air.
Eliminate use of extension cord. If
5.
an extension cord is needed, use one
with the proper diameter for its length
and load. See Extension Cords in
GROUNDING section.
Follow all safety precautions whenever diagnosing or servicing the
tool. disconnect power supply before service.
record product’s Serial number Here:
note: If product has no serial number, record month and year of purchase instead.
note: Some parts are listed and shown for illustration purposes only, and are not avail-
able individually as replacement parts.