Hitachi DH 14DL Handling Instructions Manual page 39

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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.
Before
Blinks
charging
(RED)
While
Lights
charging
(RED)
Charging
Blinks
complete
(RED)
Charging
Flickers
impossible
(RED)
Overheat
Lights
standby
(GREEN)
NOTE
When standby for cooling battery, UC18YRL cools the overheated battery by cooling fan.
(2)
Regarding the temperatures of the rechargeable battery.
The temperatures for rechargeable batteries are as shown in the Table 2, and batteries
that have become hot should be cooled for a while before being recharged.
Table 2 Recharging ranges of batteries
Rechargeable
batteries
BCL1430, EBM1830
EB14B, EB1820L
Table 1
Indications of the lamps
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 0.1 seconds. Does not light
for 0.1 seconds. (off for 0.1 seconds)
Lights continuously
Charger
UC18YRL
0°C – 50°C
39
Malfunction in the battery
or the charger.
Battery overheated.
Unable to charge
(Charging will commence
when battery cools).
x
English
UC18YG
x
–5°C – 60°C

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