Chicago Electric 62297 Owner's Manual & Safety Instructions page 17

Troubleshooting
Problem
Tool will not start. 1. Cord not connected.
2. No power at outlet.
3. Tool's thermal reset
4. Internal damage or wear. (Carbon
Tool operates slowly. 1. Excess pressure applied to workpiece.
2. Power being reduced by long or small
Performance Carbon brushes worn or damaged.
decreases over time.
Excessive noise Internal damage or wear.
or rattling. (Carbon brushes or bearings, for example.)
Overheating. 1. Forcing tool to work too fast.
2. Blocked motor housing vents.
3. Motor being strained by long or
Tool does not 1. Accessory loose.
sand effectively.
2. Accessory damaged, worn or
Follow all safety precautions whenever diagnosing or servicing
the tool. Disconnect power supply before service.
Item 62297
Possible causes
breaker tripped (if equipped).
brushes or switch, for example.)
diameter extension cord.
small diameter extension cord.
wrong type for the material.
For technical questions, please call 1-888-866-5797.
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. Turn off tool and allow to cool.
Press reset button on tool.
4. 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. Confirm accessory arbor is correct and
Outer Flange/Arbor Nut is tight.
2. Check condition and type of disc accessory.
Use only proper type of disc
accessory in good condition.
Page 17