11. TROUBLESHOOTING
PROBLEM
The booster won't
Clamps are not making a good
jump start my car.
connection to the battery.
The booster battery is not
charged.
The vehicle's battery is defective.
The fuse has blown.
The booster won't
The 12V device is not turned on.
power my 12V
device.
The booster battery is not
charged.
The 12V device draws more than
15A or has a short circuit.
The battery in the
The battery is bad (will not accept
booster won't hold
a charge).
a charge.
The green POWER
AC outlet is dead.
LED does not light
when charger is
properly connected.
Poor electrical connection.
The red BAD
Desulfation was unsuccessful.
BATTERY LED is lit
and yellow/orange
CHARGING LED is
flashing rapidly.
POSSIBLE CAUSE
11
REASON/SOLUTION
Check for poor connection to battery and
frame. Make sure connection points are
clean. Rock clamps back and forth for a
better connection.
Check the battery charge status by pressing
the button on the front of the booster.
See LED Indicators section of this manual.
Have the battery checked.
Replace the power fuse (See section 8).
Turn on the 12V device.
Check the battery charge status by pressing
the button on the front of the booster.
See LED Indicators section of this manual.
Disconnect the 12V device. The internal
breaker will automatically reset after
a minute or two. Try the 12V device again. If
it happens again, replace the 12V device.
Have the battery checked.
Check for open fuse or circuit breaker
at the supplying AC outlet.
Check power cord and extension cord for
a loose fitting plug.
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.