Maintenance And Care; Troubleshooting - Schumacher Electric SC3 Manual Del Usuario

caused by a drain on the battery or the
battery could be bad. Make sure there
are no loads on the battery. If there are,
remove them. If there are none, have the
battery checked or replaced.
MAINTAINING A BATTERY
The SC3 maintains 12 volt batteries,
keeping them at full charge. It can charge
and maintain both small and large
batteries.

12. MAINTENANCE AND CARE

A minimal amount of care can keep your
battery charger working properly for years.
• Clean the clamps each time you are
finished charging. Wipe off any battery
fluid that may have come in contact with
the clamps, to prevent corrosion.
• Occasionally cleaning the case of the
charger with a soft cloth will keep the
finish shiny and help prevent corrosion.

13. TROUBLESHOOTING

PROBLEM
The POWER LED
does not light when
charger is properly
connected.
The battery is
correctly connected,
but the CHARGING
LED did not light
immediately.
The battery is
properly connected,
but the CHARGING
LED never lit.
The LED is lit and
the CHARGING
LED is flashing.
POSSIBLE CAUSE
AC outlet is dead.
Poor electrical connection.
If the START/STOP button is
not pressed, charging should
begin in ten minutes.
The battery voltage is low.
The battery voltage is still below
10V after 2 hours of charging.
(or)
In maintain mode, the output
current is more than 1.5A for
12 hours.
Desulfation was unsuccessful.
NOTE: The maintain mode technology
allows you to safely charge and maintain
a healthy battery for extended periods of
time. However, problems with the battery,
electrical problems in the vehicle, improper
connections or other unanticipated
conditions could cause excessive current
draws. As such, occasionally monitoring
your battery and the charging process is
recommended.
• Coil the input and output cords neatly
when storing the charger. This will help
prevent accidental damage to the cords
and charger.
• Store the charger unplugged from the AC
power outlet in an upright position.
• Store inside, in a cool, dry place. Do not
store the clamps clipped together, on or
around metal, or clipped to the cables.
Check for open fuse or circuit
breaker supplying AC outlet.
Check power cord and extension
cord for a loose 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.
• 8 •
REASON/SOLUTION