Bosch LW 12/20 E Bedienungsanleitung Seite 13

F For further charging, trickle
charging or floating operation
of the battery!
6. Set the operating mode selec-
tor switch (4) to the position
for maintenance-free batte-
ries for further charging,
trickle charging or floating
operation of the battery.
After the end of charging:
7. Set the On–Off switch (5) to
"0" (OFF).
8. Remove the charging clips from
the battery.
Charging
exhausted batteries
In this mode, it is possible to charge
very cold batteries and batteries
which have an open-circuit voltage
of below 7.5 V or 15 V, i.e. exhaus-
ted batteries.
F Act with caution!
The overvoltage limit function
and the rated battery voltage
English
check are deactivated in this
mode.
F Exhausted batteries must be
disconnected from the vehi-
cle supply system for char-
ging purposes.
F Only one exhausted battery
must be charged in each
case.
1. Disconnect the battery from the
vehicle electrical system.
2. Set the On-Off switch (5) to "0"
(OFF).
3. Connect the charging clips to
the battery with the correct pola-
rity:
– Red clip to positive terminal
– Black clip to negative terminal
F Make sure that the charging
clips are attached securely.
F Do not disconnect the charg-
ing clips during charging.
4. Set the voltage selector switch
(4) to the correct rated voltage:
12V or 24V
F The rated battery voltage and
selected charging
must agree!
5. While pressing the pushbut-
ton set the On-Off switch
(5) to "I" (ON).
F Continuously
monitor
charging operation.
6. After the end of charging:
7. Set the On-Off switch (5) to "0"
(OFF).
8. Remove the charging clips from
the battery.
Radio inteference
supression
It is hereby certified that the charger
LW 12/20 E is radio-interference
suppressed in accordance with the
regulations of the "German PTT Offi-
cial Gazettte Ordinance 1044/1984.
13
voltage
the