HIKOKI DH 12DD Mode D'emploi page 14

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TROUBLESHOOTING
Use the inspections in the table below if the tool does not operate normally. If this does not remedy the problem, consult your
dealer or the HiKOKI Authorized Service Center.
1. Power tool
Symptom
Tool doesn't run
Tool suddenly stopped
Tool bits
-can't be attached
-fall off
Holes can't be smoothly
drilled.
Screw head slips or comes
loose.
Battery cannot be installed
Possible cause
No remaining battery power
Battery isn't securely attached.
Concrete dust has accumulated on
the terminals of the battery installation
compartment as well as on the battery
sliding grooves.
Tool was overburdened
Reactive force control was activated
The battery is overheated.
The shape of the attachment portion doesn't
match
The drill is worn
The drill is rotating in reverse
Bit number doesn't match with the screw
size
The bit is worn
Attempting to install a battery other than that
specifi ed for the tool.
Charge the battery.
Push in the battery until a click is heard.
Clean off the accumulated concrete dust
with a dry cloth.
Get rid of the problem causing the
overburden.
Let the battery cool down.
For the SDS-plus shank type , use a bit with
a diameter that is within the designated
range.
Replace with a new drill.
Switch to forward rotation.
Install a suitable bit.
Replace with a new bit.
Please install batteries that are BSL12xx
series.
14
Remedy