Troubleshooting - Schumacher 12V-2A Betriebsanleitung

5. Troubleshooting

PROBLEM
The POWER LED doesn't light
when charger is properly
connected.
The battery is correctly
connected, but the Charging LED
didn't light immediately.
The battery is properly
connected, but the Charging LED
never lit.
The Battery Defect LED
lit and the Charging LED
flashing.
The Battery Defect LED
lit.
6. Disposal
In accordance with the European directive 2002/96/CE, this product must not be disposed of with
your other household waste. Dispose of your waste equipment by handing it over to a designated collection
point for the recycling of waste electrical and electronic equipment. The separate collection and recycling
of your waste equipment at the time of disposal will help to conserve natural resources and ensure that it is
recycled in a manner that protects human health and the environment.
845122-A-Manual-R0-20161020
POSSIBLE CAUSE
AC outlet is dead.
Bad electrical connection.
If the START/STOP button is not
pressed, charging should begin in
ten minute's time.
The voltage of the battery is very
low.
The voltage of the battery is
is
below 10V after 2 hours of
charging.
is
Desulfation was unsuccessful.
The battery is sulfated.
is
Lack of progress is detected and
the battery voltage is below
14.2V.
The battery voltage drops to
below 12.2V in Maintain Mode.
SOLUTION
Check for open fuse or circuit breaker
supplying AC outlet.
Check power cord and extension cord
for a loose or damaged fitting plug.
No problem, this is normal.
Press the START/STOP button to start
charging.
The battery may be defective. Make
sure there are no loads on the battery.
If there are, remove them. If there are
none, have the battery checked or
replaced.
The battery may be defective. Have
battery checked or replaced.
The charger is in desulfation mode.
Continue charging for 24 hours. If not
successful, have the battery checked.
The battery may be overheated. If so,
allow the battery to cool down. Have
battery checked or replaced.
The battery won't hold a charge. May
be caused by a drain on the battery or
the battery could be bad. Make sure
there are no loads on the battery. If so,
remove them. If not, have the battery
checked or replaced.
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