Troubleshooting - Schumacher Electric PSJ-1812 Owner's Manual

8.

TROUBLESHOOTING

PROBLEM
The jump starter won't
jump start my car.
The jump starter won't
power my 12V device.
The battery in the jump
starter won't hold a charge.
POSSIBLE CAUSE
Clips are not making a
good connection to the
battery.
Connections are reversed.
The jump starter battery is
not charged.
The vehicle's battery is
defective.
The 12V device is not
turned on.
The jump starter battery is
not charged.
The 12V device draws
more than 15A or has a
short circuit and tripped the
internal circuit breaker.
The battery is bad (will not
accept a charge).
8
• •
REASON/SOLUTION
Check for poor connection
to battery and frame. Make
sure connection points are
clean. Rock clips back and
forth for a better connection.
Disconnect the jump starter
and reverse the clips.
Check the battery charge
status by pressing the but-
ton on the front of the jump
starter. See LED Indicators
section of this manual.
have the battery checked.
Turn on the 12V device.
Check the battery charge
status by pressing the but-
ton on the front of the jump
starter. See LED Indicators
section of this manual.
Disconnect the 12V device
and the breaker will auto-
matically reset. Try the 12V
device again. If it happens
again, replace the 12V
device.
have the battery checked.