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Problem
Are you using the AC adapter that was
provided with the vacuum cleaner?
Blink quick while
Is the room temperature lower than
charging (about
5 °C or higher than 35 °C?
Display
two time per
blink
second)
If the above measures do not fix the problem, either the battery is
consumed, or the battery or charging station is damaged.Please consult
with the Hitachi authorized service agent.
Blink slowly during
This is a notice of protective operation
operation (about once
to prevent overheating of the vacuum
per four seconds)
cleaner's motor and battery.
Blink quick at
Is the battery correctly attached to
the same time
the vacuum cleaner?
while charging
Display
(about two time
blink
If the above measures do not fix the problem, either the battery is
per second)
consumed, or the battery or charging station is damaged.Please consult
with the Hitachi authorized service agent.
Is the battery correctly attached to
Blink quick at
the vacuum cleaner?
the same time
while driving
If the above measures do not fix the problem, either the battery is
(about two time
consumed, or the battery or vacuum cleaner is damaged.Please consult
per second)
with the Hitachi authorized service agent.
Did the vacuum cleaner not heat up
when the connector of the AC
adapter was insert into the terminal
of the vacuum cleaner?
Charging time of battery might be longer according to the usage environment
and conditions such as the ambient temperature and usage frequency.
It takes a long time
to charge.
If the battery indicator doesn't disappear even after charging the battery for over 7 hours,
the device might be damaged, so please consult with the Hitachi authorized service agent.
If you touch the vacuum
Static electricity may be generated by inhaling dust, but this is not a malfunction.
cleaner , it will startle.
If it occurs frequently, please consult with the Hitachi authorized service agent.
If the problem persists
Replacing the battery and disposing of the vacuum cleaner
Do not connect the battery to devices other than this vacuum cleaner.
Also, do not disassemble, modify, or solder the battery, or charge the battery on its own.
Failure to heed this warning might cause the battery to leak, generate heat, rupture, smoke, fire, electric shock, or injury.
Do not detach the battery while the vacuum cleaner is in operation.
Failure to heed this warning might cause smoke, fire, electric shock, or injury.
Replacing the battery
The battery is a consumable item. When the usage time of the battery becomes short even when properly
charging, the life of the battery has reached its end.
Please replace the battery. Consult with your Hitachi authorized service agent when replacing the battery
without disposing of the product due to the life of the battery reaching its end, etc.
EN-36
Things to check
DANGER
Instructions
Do not use AC adapter other than the one
that was provided with the vacuum cleaner.
Charge in areas where the room
temperature is between 5 °C and 35 °c.
Wait for the vacuum cleaner to cool
down, and then start operation again.
Remove the vacuum cleaner from the charging
station or AC adapter connector, attach the
battery securely to the vacuum cleaner, and set
it back on the charging station or insert the AC
adapter connector into the vacuum cleaner.
Correctly attach the battery to the
vacuum cleaner and start the
operation again.
This is not an error because the
protective device has been activated.
When charging is complete, the
battery indicator lamp will turn off.
Do not attempt to repair it yourself. Please
contact a Hitachi authorized service agent.
Page
P.EN-38
P.EN-6
P.EN-12
P.EN-37
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