E-28 E-29
Troubleshooting
Replacement of the battery and
disposing of the product
Problem Things to check Instructions
Page
The rotary brush of
the power head
stops or rotates
poorly. The indicator
lamp "lights up in
green" or "flashes in
green"
Is the remaining battery level low?
Set the stick cleaner on the charging
station for charging.
P.E-9
Is the body securely attached to the
power head?
Securely attach it.
P.E-2
Is the power head not touching the
floor?
The power head is designed to stop
when it is lifted from the floor. Place
the power head on the floor.
P.E-12
Is dust stuck to the rotary brush,
safety switch, etc.?
Remove the dust.
P.E-24
P.E-25
The rotary brush of the power
head stops, or the LED lights
turn off. The indicator lamp
"flashes in red"
The rotary brush may stop
automatically to prevent the power
head motor from overheating.
Empty the dust case and perform
maintenance (wash with water) on
the filters.
Remove the object that is blocking the inlet.
P.E-15~E-18
P.E-20~E-23
P.E-26
LED lights are dim
Is the remaining battery level low?
Set the stick cleaner on the charging
station for charging.
P.E-9
There is a clattering
sound coming from
the power head
The safety switch is designed to produce the sound, which is normal.
-
There is an abnormal
sound coming from
around the dust case
Are the clean filter and dust case
securely attached?
Securely attach them.
P.E-17
P.E-18
Is dust clogging the body air duct?
Remove the
dust using
disposable
chopsticks, etc.
Disposable chopsticks
Body air duct
-
The indicator lamp
does not light up in
red even when the
body is set on the
charging station
When the battery gets hot, the body
may stop automatically to prevent the
battery from overheating.
Wait for the body to cool down, and
then start charging again.
P.E-26
Is the plug of the charging station
firmly inserted into the socket?
Firmly insert the plug.
P.E-9
Is the body securely set on the charging station?
Securely set it.
P.E-9
Is the battery fully charged?
When fully charged, the indicator lamp turns off.
P.E-9
Are the metal contacts of the
charging station or body dirty?
Remove any dirt on the contacts with
a dry cloth.
-
Did you not operate the body and leave it unattended for a long period of time
without charging it? When leaving it unattended, the battery may have to be
replaced because its performance and life may be deteriorated. Please consult with
the dealer where you purchased the cleaner.
-
The indicator lamp
flashes in red when
the body is set on the
charging station
Is the room temperature lower than
5°C or higher than 35°C?
Charge in areas where the room
temperature is between 5°C and 35°C.
If the indicator lamp still flashes in red,
the battery is exhausted. Please consult
with a Hitachi authorized service agent.
P.E-7
The indicator lamp
flashes in red and green
when the body is set on
the charging station
The charging station is malfunctioning.
Detach the body from the charging station and consult with the Hitachi
authorized service agent.
-
Charge time is long
Is the body hot when it is set on the
charging station?
The safeguard is operating, which is normal.
When fully charged, the indicator lamp turns off.
P.E-9
Is the room temperature lower than
5°C or higher than 35°C?
Charge in areas where the room
temperature is between 5°C and 35°C.
P.E-7
If the problem persists
Do not attempt to repair it
yourself. Please consult with the
Hitachi authorized service agent.
-
Troubleshooting
Replacement of the battery and disposing of the product
Li-ion 20
When disposing the product, detach the battery according to the following
procedure, bring it to a recycle partnership store or inquire at your local governing
body, and cooperate with recycling regulations.
*Recycling rules may vary depending on the local governing body.
The battery is a consumable. If the operating time is particularly short even after charging correctly, there is
a problem with the battery life. Replace the battery. To replace only the battery due to battery aging without
disposing the product, consult your dealer.
You can also request for replacement of parts. There is a replacement work cost in addition to the cost of
the parts.
To prevent damage to property and personal injury, please thoroughly read the Safety precautions (P.E-4 to
E-7) and dispose the product properly.
This product uses a lithium-ion battery.
Lithium-ion batteries are a valuable, recyclable resource.
Replacement of the battery
Disposing of the product
● Do not connect the battery to devices other than this unit.
Also, do not disassemble, modify, or solder the battery, or charge the battery on its own.
Only repair technicians may replace the battery.
Doing so may cause leaking, heat generation, rupturing, fuming, fire, electric shock, or injury.
● Do not use the body from which you have attempted to detach the battery (from
which you have removed screws, etc.).
● Do not detach the battery while the body is in operation.
Doing so may cause fuming, fire, electric shock, or injury.
Recycling the battery (when disposing the product)