
For technical questions, please call 1-800-444-3353.
SAFETYOPERATIONMAINTENANCE SETUP
Tool’s thermal reset breaker
Check that cord is plugged in.
Check power at outlet. If outlet is unpowered,
turn off tool and check circuit breaker.
tripped, make sure circuit is right
capacity for tool and circuit has no other loads.
Turn off tool and allow to cool.
Have technician service tool.
Forcing tool to work too fast.
Extension cord too long or cord
Allow tool to work at its own rate.
Eliminate use of extension cord. If an extension
cord is needed, use one with the proper diameter
for its length and load. See
Have qualified technician replace brushes.
Internal damage or wear. (Carbon
Have technician service tool.
Forcing tool to work too fast.
Blocked motor housing vents.
Motor being strained by long or
small diameter extension cord.
Allow tool to work at its own rate.
Wear ANSI-approved safety goggles and
approved dust mask/respirator while
blowing dust out of motor using compressed air.
Eliminate use of extension cord. If an extension
cord is needed, use one with the proper diameter
for its length and load. See
Follow all safety precautions whenever diagnosing or servicing the tool.
Disconnect power supply before service.