HIKOKI WH 18DBSL Mode D'emploi page 11

Symptom
<UC18YFSL>
The pilot lamp blinks red,
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.
<UC18YSL3 only>
Charging of a USB device
pauses midway.
Charging of the USB device
pauses midway when the
battery and the USB device
are being charged at the
same time.
Charging of the USB
device doesn't start when
the battery and the USB
device are being charged
at the same time.
Possible cause
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.
The charger was plugged into an electrical
socket while the USB device was being
charged using the battery as the power
source.
A battery was inserted into the charger while
the USB device was being charged using a
power socket as the power source.
The battery has become fully charged.
The remaining battery capacity is extremely
low.
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 HiKOKI Authorized Service
Center for repairs.
This is not a malfunction.
The charger pauses USB charging for about
5 seconds when it is diff erentiating between
power sources.
This is not a malfunction.
The charger pauses USB charging for
about 5 seconds while it checks whether
the battery has successfully completed
charging.
This is not a malfunction.
When the battery capacity reaches a certain
level, USB charging automatically begins.
11
English
Remedy