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11.
TROUBLESHOOTING
Booster
PROBLEM
POSSIBLE CAUSE
REASON/SOLUTION
The booster won’t jump start
my car.
Clamps are not making a good
connection to the battery.
The booster battery is not charged.
The vehicle’s battery is defective.
The fuse has blown.
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 fuse. (See Section 8).
The booster won’t power my 12V
device.
The 12V device is not turned on.
The booster battery is not charged.
The 12V device draws more than
15A or has a short circuit.
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.
The battery in the booster won’t
hold a charge.
The battery is bad
(will not accept a charge).
Have the battery checked.
Charger
PROBLEM
POSSIBLE CAUSE
REASON/SOLUTION
The green POWER LED does
not light when charger is properly
connected.
AC outlet is dead.
Poor electrical connection.
Check for open fuse or circuit breaker
at the supplying AC outlet.
Check power cord and extension cord
for a loose fitting plug.
The red BAD BATTERY LED
is lit and yellow/orange CHARGING
LED is flashing rapidly.
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.
