Product Manual

Page 13 of 17
Maintain the rotary tool by adopting a program of conscientious repair and maintenance in
accordance with the following recommended procedures. It is recommended that the general
condition of any tool be examined before it is used. Keep your tool in good repair. Keep handles dry,
clean, and free from oil and grease. The following chart is based on a normal operation schedule.
Maintenance Interval
Maintenance Point
Daily before operating
Blow dust and grit out of the motor vents using dry
compressed air.
Troubleshooting
Use the table below to troubleshoot problems before contacting service personnel or your local
dealer. If the problem continues after troubleshooting, call your local dealer for assistance.
Failure
Possible Cause
Corrective Action
Rotary tool will
not start.
Cord not connected.
Check that cord is plugged in.
Internal damage or wear.
Have a technician service the rotary
tool.
Rotary tool
operates slowly.
Rotary tool is set on slow speed setting.
Increase speed setting.
Excess pressure applied to workpiece.
Decrease pressure and allow the rotary
tool to do the work.
Performance
decreases over
time.
Worn internal components.
Have a qualified technician service the
rotary tool.
Overheating.
Forcing rotary tool to work too fast.
Allow the rotary tool to work at its own
rate.
Blocked motor housing vents.
Allow the rotary tool to cool down.
Rotary tool does
not grind, sand,
or brush
effectively.
Disc accessory may be loose on
spindle.
Use correct accessory and make sure
it is tightened.
Disc accessory may be damaged, worn,
or wrong type for the material.
Replace as needed.