Troubleshooting - Schumacher Electric SE-82-6 Manual Del Usuario

14. TROUBLESHOOTING

PROBLEM
No meter reading.
The charger will not
taper down.
Charging current is
less than the full output
rating of the charger.
Short or no start cycle
when cranking engine.
POSSIBLE CAUSE
Charger is not plugged in.
Connections are reversed.
Poor electrical connection.
AC outlet is dead.
Battery is defective (will not
accept a charge).
The battery has problem and
will not take full charge.
The battery is partially charged.
The battery is defective (battery
plates are sulfated) and will not
accept a full charge.
AC power supply is low.
Drawing more than the Engine
Start rate.
Failure to wait 3 minutes (180
seconds) between cranks.
Clamps are not making a good
connection.
AC cord and/or extension cord
is loose.
No power at receptacle.
The charger may be
overheated.
Battery may be severely
discharged.
Plug the charger into an AC outlet.
With the charger unplugged, reverse
the clips and reconnect (rock back
and forth for a better connection).
Clean clips and battery poles and
reconnect (rock back and forth for
a better connection).
Plug in a lamp or other appliance
to check for voltage
Have the battery checked.
Have the battery checked.
Continue charging.
Check battery; replace if
necessary.
Plug charger into a different
grounded AC outlet.
Crank time varies with the amount
of current drawn. If cranking draws
more than the Engine Start rate,
crank time may be less than 5
seconds.
Wait 3 minutes of rest time before
the next crank, to allow the battery
and charger to cool down.
Check for poor connection at
battery and frame.
Check power cord and extension
cord for loose fitting plug.
Check for open fuse or circuit
breaker supplying AC outlet.
The thermal protector may have
tripped and needs a little longer to
close. Make sure the charger vents
are not blocked. Wait and try again.
On a severely discharged battery,
charge for 10-15 minutes at the 2
amp rate, to assist in cranking.
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REASON/SOLUTION