12 volt vehicle battery and fuses › 12 volt vehicle battery 185
Tap on the indicator
before testing, to clear
air bubbles.
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12 volt vehicle battery and fuses
12 volt vehicle battery
Black colour - the acid
level is OK.
Colourless or pale yel-
low colour - acid level
is too low, the 12 volt
vehicle battery must
be replaced.
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What you should be mindful of
Explanation of the warning symbols on the 12-volt
vehicle battery
Wear safety goggles!
The battery acid of the 12-volt vehicle bat-
tery is very caustic. Wear gloves and eye pro-
tection.
Requirements for charging a 12 volt vehicle bat-
tery
✓ Ignition off
✓ Power consumers switched off
Keep fire, sparks and open light away from
the 12 volt vehicle battery! Do not smoke!
12 volt vehicle battery charging
To charge the 12 volt vehicle battery fully, set a
charging current of max. of 0.1 times the battery ca-
pacity.
When charging the 12 volt vehicle battery, a
highly explosive gas mixture is produced!
Connect the
termi-
nal of the charger to
the terminal of the
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Keep children away from the 12 volt vehicle
battery!
12 volt vehicle battery.
Refer to the owner’s manual!
Connect the termi-
nal of the charger to
the earth point A .
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Functionality - Protection against discharge of
the 12 volt vehicle battery
Plug the charger's
power cable into the
socket and switch on
the device.
Possible causes for the discharge of the 12 volt
vehicle battery
Worn 12 volt vehicle battery
Frequent short journeys
Low temperatures
Earth point
After charging, switch off the charger and unplug
the power cable from the socket.
Disconnect the charger terminals from the 12 volt
vehicle battery.
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Vehicle stationary for a long period of time
WARNING
Risk of explosion!
During charging, hydrogen is released. An explo-
sion can also be caused by sparks, for example,
when disconnecting or loosening the cable con-
nector.
Automatic system-related discharge protection
measure with regard to the 12 volt vehicle battery
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Increasing the engine idling speed
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Switching off certain consumers or limiting their
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power
Never charge a frozen or thawed 12 volt vehicle
battery.
Do not carry out the so-called quick charging of
the 12 volt vehicle battery yourself, but have it car-
ried out by a specialist garage.
Recommended measure to be taken when vehicle
is stationary for more than three weeks
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Disconnect the
battery.
terminal of the 12 volt vehicle
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NOTICE
Checking and charging the 12 volt vehicle
battery
A flat 12 volt vehicle battery can freeze easily!
Checking the condition
The condition of the 12 volt vehicle battery is
checked by a specialist garage during servicing.
Troubleshooting
The 12 volt vehicle battery does not charge while
the engine is running
Checking the acid level
Applies to a 12 volt vehicle battery with an acid level
indicator.
or
illuminates
Seek the help of a specialist garage.
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