(Slow) Flashing of the Green Battery Charge Indicator (3)
When the charging condition of the battery is 80%, the green battery
charge indicator (3) flashes slowly.
The battery can be removed for immediate use.
Continuous Lighting of the Green Battery Charge Indicator (3)
Continuous lighting of the green battery charge indicator (3) indic-
Full
ates that the battery is fully charged.
When the battery is not inserted, continuous lighting of the battery charge indicator (3)
indicates that the mains plug is inserted in the socket outlet and that the battery charger
is ready for operation.
Continuous Lighting of the Red Battery Charge Indicator (2)
Continuous lighting of the red battery charge indicator (2) indicates
that the temperature of the battery is not within the allowable char-
ging temperature range, see section "Technical Data". As soon as the allowable charging
temperature range is reached, the battery charger automatically switches to rapid char-
ging.
Flashing Red Battery Charge Indicator (2)
A flashing red battery charge indicator (2) indicates a different mal-
function of the charging procedure, see section "Troubleshooting –
Causes and Corrective Measures".
Errors – Causes and Corrective Measures
Cause
AL 1830 CV/AL 1880 CV: Battery charge indicator (3) is continuously lit. Red bat-
tery charge indicator (2) is flashing.
Charging not possible
The rechargeable battery is not connected
(correctly)
Battery contacts are dirty
Rechargeable battery defective
Green battery charge indicator(3)/red battery charge indicator (2) is not illumin-
ated
Bosch Power Tools
Corrective measures
Connect rechargeable battery to charger
correctly
Clean the battery contacts; e.g. by con-
necting and disconnecting the re-
chargeable battery several times. Replace
rechargeable battery if necessary
Replace the rechargeable battery
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