7
CHARGING
Before using the power tool, charge the battery as follows.
1. Connect the charger’s power cord to a receptacle.
When the power cord is connected, the charger’s
pilot lamp will blink in red. (At 1-second intervals)
CAUTION
Do not use the electrical cord if damaged. Have
it repaired immediately.
2. Insert the battery into the charger.
Firmly insert the battery into the charger, as shown
in Fig. 11.
Fig. 11
3. Charging
When inserting a battery in the charger, charging
will commence and the pilot lamp will light
continuously in red.
When the battery becomes fully recharged, the pilot
lamp will blink in red. (At 1-second intervals) (See
Table 1)
(1) Pilot lamp indication
The indications of the pilot lamp will be as shown
in Table 1, according to the condition of the charger
or the rechargeable battery.
Battery overheated.
Unable to charge.
(Charging will commence
when battery cools)
Table 1
Indications of the pilot lamp
Lights for 0.5 seconds. Does not light for 0.5
seconds. (off for 0.5 seconds)
Lights continuously
Lights for 0.5 seconds. Does not light for 0.5
seconds. (off for 0.5 seconds)
Lights for 1 second. Does not light for 0.5
seconds. (off for 0.5 seconds)
Before
charging
While
charging
Charging
complete
Blinks
Lights
Blinks
Blinks
Pilot lamp
(red)
Overheat
standby
Lights for 0.1 seconds. Does not light for 0.1
seconds. (off for 0.1 seconds)
Charging
impossible
Flickers
Malfunction in the
battery or the charger
(2) Regarding the temperatures of the rechargeable
battery
The temperatures for rechargeable batteries are as
shown in Table 2, and batteries that have become
hot should be cooled for a while before being
recharged.
Table 2 Recharging ranges of batteries
(3) Regarding recharging time
Depending on the combination of the charger and
batteries, the charging time will become as shown
in Table 3.
Table 3 Charging time (At 20°C)
Temperatures at
Rechargeable batteries
which the battery
can be recharged
BSL1820, BSL1830, BSL1840,
0°C – 40°C
BSL1850
Charger
UC18YFSL
Battery
BSL1820 Approx. 30 min.
BSL1830 Approx. 45 min.
BSL1840 Approx. 60 min.
BSL1850 Approx. 75 min.
Battery
Pilot lamp
Charger
01Eng_C18DBL_ENG.p65 3/31/14, 18:217