Product Manual

Page 13 of 17
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
Drill will not start.
1. Cord not connected.
2. No power at outlet.
3. Drill’s thermal reset breaker tripped
(if equipped).
4. Internal damage or wear (carbon
brushes or trigger, for example.)
1. Check that cord is plugged in.
2. Check the power at the outlet. If the
outlet is unpowered, turn off the drill
and check the circuit breaker. If the
breaker is tripped, make sure the
circuit is at the correct capacity for the
drill and the circuit has no other loads.
3. Turn off the drill and allow to cool.
Press the reset button on the drill.
4. Have a qualified technician service
the drill.
Drill operates
slowly.
1. Forcing drill to work too fast.
2. Extension cord too long or cord
diameter too small.
1. Allow the drill to work at its own rate.
2. Eliminate the use of extension cords.
If an extension cord is needed, use one
with the proper diameter for its length
and load.
Performance
decreases over
time.
1. Carbon brushes are worn or
damaged.
2. Bit is dull or damaged.
1. Have a qualified technician replace
brushes.
2. Keep bits sharp. Replace as
needed.
Excessive noise
or rattling.
Internal damage or wear (carbon
brushes or bearings, for example).
Have a qualified technician service the
drill.
Overheating.
1. Forcing drill to work too fast.
2. Bit is dull or damaged.
3. Blocked motor housing vents.
4. Motor being strained by long or small
diameter extension cord.
1. Allow the drill to work at its own rate.
2. Keep bits sharp. Replace as
needed.
3. Wear ANSI-approved safety goggles
and NIOSH‑approved dust
mask/respirator while blowing dust out
of motor using compressed air.
4. Eliminate use of extension cord. If
an extension cord is needed, use one
with the proper diameter for its length
and load.
Chuck wobbles
or is loose.
Loose chuck.
Open the chuck and tighten the screw.