Hitachi WF 4DY Handling Instructions Manual page 4

English
CHARGING
Before using the autom atic screw driver, charge the battery
as follow s.
1. Connect the charger's pow er cord to an AC outlet.
When the pow er cord is connected, the charger's
pilot lam p w ill blink. (At 1-second intervals).
2. Insert the battery into the charger.
Position the battery so that the nam eplate faces
tow ard the ventilation slots of the charger and push
in the battery until it contacts the bottom plate. (See
Figs. 2 and 3.)
CAUTION
If the batteries are inserted in the reverse direction,
not only recharging w ill becom e im possible, but it
m ay also cause the fuse to blow , or problem s in
the charger such as a deform ed recharging term inal.
3. Charging
When inserting a battery in the charger, charging
w ill com m ence and the pilot lam p w ill light up.
When the battery becom es fully recharged, the pilot
lam p w ill blink. (At 1-second intervals.) (See
Table 1)
(1) Pilot lam p indication
The indications of the pilot lam p w ill be as show n
in Table 1, according to the condition of the charger
or the rechargeable battery.
Table 1
Before charging
While charging
Charging com plete
Charging im possible
(2) Regarding recharging tim e
Depending on the com bination of the charger and
batteries, the charging tim e w ill becom e as show n
in Table 2.
Table 2 Charging tim e (At 20°C)
Charger
Battery
EB12, EB12S
EB12B, EB12M
3
Indications of the pilot lam p
Blinks Lights for 0.5 second. Does not lights for 0.5 second.
(off for 0.5 second)
Lights Lights continuously
Blinks Lights for 0.5 second. Does not lights for 0.5 second.
(off for 0.5 second)
Flickers Lights for 0.1 second. Does not lights for 0.1 second.
(off for 0.1 second)
■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■
UC12Y
Approx. 60 m in.
Approx. 105 m in.
Nam eplate
Latch
Fig. 2
Hole for connecting
the rechargeable
battery
NOTE
The charging tim e m ay vary according to em bient
tem perature and pow er source voltage.
4. Disconnect the charger's pow er plug from the AC
outlet on com pletion of recharging.
5. Hold the charger firm ly and pull out the battery.
Regarding electric discharge in case of new batteries,
etc.
As the internal chem ical substance of new batteries
and batteries that have not been used for an ex-
Rechargeable
battery
«
Insert
Rechargeable
battery
Pilot lam p
Fig. 3