• 12 •
12. TROUBLESHOOTING
Booster
PROBLEM
REASON
SOLUTION
The booster does not
recharge.
The AC outlet is dead.
Poor electrical connection.
The booster is not connected correctly.
16A 12V accessory plug breaker is
tripped.
The battery is bad.
Check for open fuse or circuit breaker
supplying AC outlet.
Check power cord and extension cord for
a loose fitting plug.
Verify the connections from the booster’s
charging plug to the battery.
Press the red button, to manually reset
the breaker on the charge port.
Replace the battery.
The Booster has no power. The booster’s battery is not charged.
The internal fuse has blown.
Check the battery charge status
by pressing the Voltmeter button.
Recharge the battery.
Replace the fuse.
The battery in the booster
won’t hold a charge.
The battery is bad (will not accept a
charge).
Replace the battery.
Charger
PROBLEM
POSSIBLE CAUSE
SOLUTION
The Power LED does
not light when charger is
properly connected.
AC outlet is dead.
Poor electrical connection.
Check for open fuse or circuit breaker
supplying AC outlet.
Check power cord and extension cord for
a loose fitting plug.
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 and the Charging LED
is flashing.
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.
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.
