Maintenance And Care; Troubleshooting - Schumacher Electric SE-1520 Manual Del Usuario

13. 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.

14. TROUBLESHOOTING

PROBLEM
Charger will not turn
on when properly
connected.
No reading on the
ammeter.
Ammeter reading stays
high.
Ammeter reads less
than selected charge
rate when charging a
discharged battery.
POSSIBLE CAUSE
AC outlet is dead.
Poor electrical connection.
Charger is not plugged in.
No power at the receptacle.
Clamps are not making a good
connection to the battery.
Connections are reversed.
Battery is defective
(will not accept a charge).
2 amp charge rate is being
used.
Battery is severely discharged.
Wrong battery voltage.
Extension cord is too long or
wire gauge is too small.
Weak cell or sulfated plate in
battery.
Battery is only partially
discharged.
• 9 •
• 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 on the handle, clipped
together, on or around metal, or clipped
to the cables.
REASON/SOLUTION
Check for open fuse or circuit
breaker supplying AC outlet.
Check power cord and extension
cord for loose fitting plug.
Plug the charger into an AC outlet.
Check for open fuse or circuit
breaker supplying AC outlet.
Check for poor connection to
battery and frame. Make sure
connection points are clean.
Rock clamps back and forth for
a better connection.
Unplug the charger and
reverse the clamps.
Have battery checked.
Ammeter may show no activity
at the 2A charge rate.
Continue charging battery for two
more hours. If problem continues,
have the battery checked.
Verify you are trying to charge a
12 Volt battery.
Use a shorter or heavier gauge
extension cord.
A sulfated battery will eventually
take a normal charge if left
connected. If the battery will not
take a charge, have it checked.
Continue to charge the battery.