11.
TROUBLESHOOTING – FOR THE BOOSTER
PROBLEM
The booster won't jump start
my car.
The booster won't power my
12V device.
The battery in the booster
won't hold a charge.
Booster shows 100% charge,
but charger still shows
charging (yellow LED).
POSSIBLE CAUSE
Clamps are not making
a good connection to the
battery.
The booster battery is not
charged.
The vehicle's battery is
defective.
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.
The battery is bad (will not
accept a charge).
Unit needs more charge.
54
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•
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.
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.
Charge Booster until
the charger's green LED
comes on.