Maintenance And Care; Troubleshooting - Schumacher Electric SC1321 Owner's Manual

MAINTAINING A BATTERY
The SC1321 maintains both 6 and 12 volt
batteries, keeping them at full charge. It
can charge and maintain both small and
large batteries.
NOTE: The maintain mode technology
allows you to safely charge and maintain

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
I cannot select a 6V
or 12V setting.
The LED does not
light when charger is
properly connected.
The battery is
correctly connected,
but the LED did
not light immediately.
The battery is properly
connected, but the
LED never lit.
POSSIBLE CAUSE
The charger is equipped
with Auto Voltage Detection,
which automatically detects
the voltage and charges the
battery.
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.
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.
No problem; this is normal.
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.
• 6 •
SOLUTION