15.
TROUBLESHOOTING
Failure Codes
ERROR
CODE
The battery voltage is still
under 10V (for a 12V battery)
F01
or 5V (for a 6V battery) after 2
hours of charging.
The charger cannot desulfate
F02
the battery.
The battery was unable
F03
to reach the "full charged"
voltage.
The connections to the
F04
battery are reversed.
The charger was unable to
F05
keep the battery fully charged
in maintain mode.
If you get a failure code, you have to check the connections and settings and/or
replace the battery.
Troubleshooting
PROBLEM
CONNECTED light is
not on.
CHARGING light is
blinking.
The CHARGED light
turns on a few minutes or
less after connecting the
battery.
DESCRIPTION
POSSIBLE CAUSE
The battery is not connected
correctly.
Charger is in abort mode.
Battery may also be faulty.
This will happen if the
battery did not reach full
charge within 48 hours.
May be due to a very large
battery or a bank of batteries
requiring more power than
the charger can deliver in 48
hours.
The battery may be fully
charged or recently charged,
leaving the battery voltage
high enough to appear to be
fully charged.
The battery may be faulty
(sulfated).
REASON/SOLUTION
Could be caused by trying to charge a 6
volt battery on the 12 volt setting, or the
battery could be bad, have it checked or
replaced.
The battery could not be desulfated, have it
checked or replaced.
Could be caused by trying to charge a
large battery or bank of batteries on too
low of a current setting or the battery may
have a shorted cell. Try again with a higher
current setting or have the battery checked
or replaced.
The battery is connected backwards.
Unplug the charger and reverse the
connections to the battery.
The battery won't hold a charge. Could
be caused by a drain on the battery or the
battery could be bad. Make sure there are
no loads on the battery. If there are remove
them. If there are none, have the battery
checked or replaced.
Check for poor connection
to battery and frame. Make
sure connection points are
clean. Rock clips back and
forth for a better connection.
Reset the charger by
unplugging it. Select the
desired CHARGE RATE and
BATTERY TYPE again, if
necessary.
If the battery is in a vehicle,
turn the headlights on for
a few minutes to reduce
the battery voltage and try
charging again. Also try
a lower CHARGE RATE
selection.
A sulfated battery will
eventually accept a charge.
Continue charging for a
few hours. If not, have the
battery checked or call
customer service.
9
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SOLUTION