17 ― English
TROUBLESHOOTING
PROBLEM
CAUSE
SOLUTION
Tool will not turn on.
Battery is defective.
Replace with new, charged battery.
Switch is dead.
Tool must be replaced.
Brushes are worn out.
Tool must be replaced.
Bit cannot be installed.
Chuck is not open.
Open the chuck.
Motor overheats.
Cooling vents are clogged with saw
dust or debris, or are being covered
by hand during operation.
Clear vents with compressed air.
Do not cover vents with hand during
operation.
Two-speed gearbox will not
properly seat into the HI or
LO position.
The gears are not fully engaged.
Run the drill/driver for a few seconds,
and then adjust the two-speed
gearbox switch again.