Troubleshooting - Hitachi Koki WR 14DBDL2 Bedienungsanleitung

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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 Hitachi Authorized Service Center.
Symptom
Tool doesn't run
Tool suddenly stopped
Tool sockets
-can't be attached
-fall off
-can't be removed
Switch can't be pulled
An abnormal high-pitched
noise occurs when the
trigger switch is pulled.
<UC18YFSL>
<UC18YML2>
The pilot lamp is rapidly
fl ickers red, and battery
charging doesn't begin.
<UC18YSL3>
The charge indicator lamp
is rapidly fl ickers purple,
and battery charging
doesn't begin.
<UC18YFSL>
The pilot lamp blinks red,
and battery charging
doesn't begin.
<UC18YML2>
The pilot lamp lights green,
and battery charging
doesn't begin.
<UC18YSL3>
The charge indicator lamp
blinks red, and battery
charging doesn't begin.
Battery usage time is short
even though the battery is
fully charged.
The battery takes a long
time to charge.
Possible cause
No remaining battery power
Tool was overburdened
The battery is overheated.
The tool body has overheated
The tool is set to single mode
The trigger switch was held down for
5 minutes or more.
The shape of the attachment portion doesn't
match
Forward/reverse selector button is
positioned halfway
The trigger switch is being pulled only
slightly.
The battery is not inserted all the way.
There is foreign matter in the battery
terminal or where the battery is attached.
The battery is not inserted all the way.
The battery is overheated.
The battery's life is depleted.
The temperature of the battery, the charger,
or the surrounding environment is extremely
low.
The charger's vents are blocked, causing its
internal components to overheat.
The cooling fan is not running.
Charge the battery.
Get rid of the problem causing the
overburden.
Let the battery cool down.
Allow the tool body to suffi ciently cool.
This is not a malfunction.
Switch the tool to the tightening mode
appropriate for the type of work.
This is not a malfunction.
The motor was automatically stopped to
prevent failure of the tool.
Be sure to use 12.7 mm square drive
sockets.
Press the button fi rmly into position for the
desired direction of rotation.
This is not a malfunction.
It does not occur if the trigger switch is
pulled more fully.
Insert the battery fi rmly.
Remove the foreign matter.
Insert the battery fi rmly.
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.
Replace the battery with a new one.
Charge the battery indoors or in another
warmer environment.
Avoid blocking the vents.
Contact a Hitachi Authorized Service Center
for repairs.
10
Remedy