Possible causes
Battery is not sufficiently charged
Breakdown of the switch, motor or circuit
board
Breakdown of internal parts
Battery is not sufficiently charged
The power tool stops working due to
protection circuit activation.
Breakdown of motor and gear
Temperature increase due to overload
Breakdown of motor and circuit board
Temperature increase due to charging in
progress
The bits do not fit
Breakdown of internal parts
Breakdown of internal parts
Breakdown of internal parts
Charger problem
Battery is not sufficiently charged
Breakdown of internal parts
Product specification
Breakdown of internal parts
Problem
No rotation
The power tool
stops working
during operation
Abnormal noise
Heat generation
of power tool
Bits cannot be
inserted
Idling of the chuck
Working LED
does not light up
Can't charge
Slow speed
When charging
is complete, the
green light and
the red light are
turned on
alternately.
Solution
Charge battery.
Contact the distributor where you
made the purchase.
Contact the distributor where you
made the purchase.
Charge battery.
Increase the pause time.
Contact the distributor where you
made the purchase.
Increase the pause time.
Contact the distributor where you made
the purchase.
Increase the charging pause time.
Contact the distributor where you made
the purchase.
Contact the distributor where you made
the purchase.
Contact the distributor where you made
the purchase.
Contact the distributor where you made
the purchase.
Confirm whether the output of the
connected charger is 5V 1A
Charge battery.
Contact the distributor where you made
the purchase.
Since it is a charging voltage control loop,
it has no operating problem, so it can be
used directly.
If the battery still does not rotate after
charging or the battery is not good,
Please contact the distributor where you
made the purchase.
TROUBLESHOOTING
7
