Hitachi DV 18DBFL2 User Manual

9
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 Hitachi Authorized Service Center.
Symptom Possible cause Remedy
Tool doesn’t run No remaining battery power Charge the battery.
Battery isn’t securely attached. Push in the battery until a click is heard.
Tool suddenly stopped Tool was overburdened Remove the cause of the overburdening.
Battery or tool overheated Allow the tool and battery to thoroughly cool.
Tool bits
-can’t be attached
-fall off
The shape of the attachment portion doesn’t
match
The chucking diameter of the keyless chuck
is 1.5 mm to 13 mm. Use a bit that falls
within the stated range.
The lock of the keyless chuck is worn Contact a Hitachi Authorized Service Center
and arrange to have the old keyless chuck
replaced with a new one.
Switch can’t be pulled Forward/reverse selector button is
positioned halfway
Press the button fi rmly into position for the
desired direction of rotation.
Screw head slips or comes
loose.
Bit number doesn’t match with the screw
size
Install a suitable bit.
The bit is worn Replace with a new bit.
Holes can’t be smoothly
drilled.
The drill is worn Replace with a new drill.
Rotation speed isn’t appropriate Adjust the rotation speed (HIGH/LOW) to
match the material to be drilled.
The drill is rotating in reverse Switch to forward rotation.
The pilot lamp is rapidly
fl ickers red, and battery
charging doesn’t begin.
The battery is not inserted all the way. Insert the battery fi rmly.
There is foreign matter in the battery
terminal or where the battery is attached.
Remove the foreign matter.
The pilot lamp blinks red,
and battery charging
doesn’t begin.
The battery is not inserted all the way. Insert the battery fi rmly.
The battery is overheated. If left alone, the battery will automatically
begin charging if its temperature decreases,
but this may reduce battery life. It is
recommended that the battery be cooled in
a well-ventilated location away from direct
sunlight before charging it.
Battery usage time is short
even though the battery is
fully charged.
The battery’s life is depleted. Replace the battery with a new one.
The battery takes a long
time to charge.
The temperature of the battery, the charger,
or the surrounding environment is extremely
low.
Charge the battery indoors or in another
warmer environment.
The charger’s vents are blocked, causing its
internal components to overheat.
Avoid blocking the vents.
The cooling fan is not running. Contact a Hitachi Authorized Service Center
for repairs.
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Hitachi DV 18DBFL2 Specifications

General

Brand	Hitachi
Model	DV 18DBFL2
Category	Drill
Language	English