Hitachi R 7D Handling Instructions Manual page 13

1. Check power supply.
The charger for the cordless cleaner is designed for
100 – 240V AC. Do not use it with a DC power source
or engine generator.
2. Check receptacle.
Do not connect the charger to a receptacle if the power
plug is not properly locked in a receptacle or it comes
off from a receptacle.
It is dangerous to use the charger plugged into such a
receptacle.
3. Connect the charger to the cleaner.
Connect the plug of the charger to the outlet on the
cleaner. (Fig. 1)
4. Connect the power plug of the charger to receptacle.
The charging lamp fl ashes (lights up for 1 sec and
goes out for 2 sec) and then lights up to indicate that
charging has been started.
5. Finish charging.
○ When charging is fi nished, the charging lamp goes out
to indicate it.
○ Disconnect the power plug of the charger from a
receptacle and the plug from the cleaner.
Recharging time: Approx. 3 hours
NOTE:
Recharging time may be longer depending on the
ambient temperature or battery condition.
NOTE:
○ Do not use the cleaner while charging the battery. It
may damage the cleaner.
○ If the battery is new or unused for a long time, it
may off er a shorter operating time. In this case,
repeatcharging and discharging 2 or 3 times to restore
the normal operating time.
○ Recharging time may be longer immediately after use,
or when the cleaner is exposed to direct sunlight for a
long time.
○ The number of battery charges is approx. 500 times.
This varies depending on the circumstances of use.
How to make the battery perform longer
○ When you feel that the suction power of the cleaner
becomes weaker, stop using the cleaner and recharge
the battery.
○ Do not recharge the battery which has already been
fully charged.
○ Do not charge the battery at temperatures outsidethe
range of 0 – 40°C.
Battery life
○ Battery life diff ers signifi cantly by the circumstances
and frequency of use.
If operating time becomes considerably short, it may
indicate that the battery has reached the end of its
service life.
Replace the battery with new one (see "Replacingthe
battery" in page 14).
○ Do not dispose of spent batteries as they can be
recycled. Take them to your dealer or the Hitachi
Authorized Service Center.
DUST BAG
○ Dust bag is attached in the cleaner prior to factory
shipment.
○ Dust stopper is necessary when attaching the dust
bag.
○ Dust bag is washable and reusable.
HOW TO ATTACH DUST BAG
To remove the dust bag, see "Remove collected dust" in
page 14.
Dust stopper is used to attach the dust bag. Attach the
dust stopper in proper direction.
1. Attach dust stopper to dust bag.
Slip the protruding part of the dust bag into the groove
in the underside of the dust stopper. (Fig. 2) (The dust
stopper can be attached to either side of the dust bag.)
2. Place the dust stopper over the dust bag.
Place the dust stopper over the dust bag so that the
frames of those come into contact with each other.
(Fig. 3)
3. Attach the dust bag in the cleaner.
Insert both the dust stopper and dust bag into the
groove in the cleaner until they are fi rmly seated, and
put the bag into the cleaner. (Fig. 4, 5)
NOTE:
Make sure to put the dust bag into the cleaner and
insert its frame into the groove properly. Do not
usebroken dust bag. (Fig. 6, 7)
Ignoring these may cause damage to the motor.
4. Attach the front cover.
Insert the tab of the front cover into the groove on the
cleaner, and then close the cover until it clicks. (Fig. 8)
CLEANING
WARNING
To prevent the fl oor nozzle or extension hose from
coming off during work, insert it fi rmly into the main unit
while rotating it. (Fig. 9)
NOTE:
Make sure that the dust bag is attached properly
before use.
If not, dust may enter the motor and damage the
cleaner.
(See "Dust bag" and "How to attach dust bag" in page
13.)
1. Attach the nozzle.
Attach the nozzle, and extension hose when needed.
Floor nozzle
Insert the fl oor nozzle directly into the main unit when you
clean the surface of tables, furniture or shelves. (Fig.10)
2. Turn on the switch. (Fig. 11)
○ Suction power can be selected from "1" (LOW) and "2"
(HIGH).
○ The cleaner is turned off by sliding the switch to the
nearest point "0" (OFF). The next point is for "1" (LOW)
and the farthest point is for "2" (HIGH).
English
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