Troubleshooting
PROBLEM
POSSIBLE CAUSE
SOLUTION
Battery clamps do not spark when
touched together.
The charger is equipped with an
auto-start feature. It will not supply
current to the battery clamps until a
battery is properly connected. The
clamps will not spark if touched
together.
No problem; this is a normal
condition.
The charger will not turn on when
properly connected.
AC outlet is dead.
Poor electrical connection.
Battery is defective.
Check for open fuse or circuit
breaker supplying AC outlet.
Check power cord and extension
cord for loose fitting plug.
Have battery checked.
I cannot select a 6V or 12V setting.
The charger is equipped with Auto
Voltage Detection, which
automatically detects the voltage and
charges the battery.
No problem; this is normal.
The battery is correctly connected,
but the Charging LED did not light
immediately.
If the START/STOP button is not
pressed, charging should begin in
ten minutes.
No problem; this is normal.
The battery is properly connected,
but the Charging LED never lit.
The battery voltage is low.
Press the START/STOP button to
start charging.
The Bad Battery LED is lit.
The battery voltage is still below 10V
(for a 12V battery) or 5V (for a 6V
battery) after 2 hours of charging.
(or)
In maintain mode, the output current
is more than 1.5A for 12 hours.
Desulfation was unsuccessful.
Lack of progress is detected and
battery voltage is below 14.2V (for a
12V battery) or 7.1V (for a 6V
battery).
The battery’s initial voltage is below
12.2V (for a 12V battery) or 6.1V (for
a 6V battery) and the total input is
less than 1.5 Ah.
The battery voltage drops to below
12.2V (for a 12V battery) or 6.1V (for
a 6V battery) in Maintain Mode.
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 battery may be overheated. If
so, allow the battery to cool. The
battery may be too large or have a
short circuit. Have battery checked or
replaced.
The battery capacity is too low, or
the battery is too old. Have it
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 there are, remove them. If
there are none, have the battery
checked or replaced.
1-800-345-4545 jegs.com
