Troubleshooting And Error Codes - DieHard 28.71326 Operator's Manual

Error Codes
ERROR
CODE
The battery voltage is still under
10V (for a 12V battery) or 5V
F01
(for a 6V battery) after 2 hours of
charging.
The charger cannot desulfate the
F02
battery.
The battery was unable to reach
F03
the "full charge" voltage.
The connections to the battery are
F04
reversed.
The charger was unable to keep
F05 the battery fully charged in maintain
mode.
The charger detected that the
F06 battery may be getting too hot
(thermal runaway).
If you get an error code, check the connections and settings and/or replace the battery.
Troubleshooting
PROBLEM
Battery clamps do not
spark when touched
together.
Three LEDs come on
for 2 seconds, then
turn off.
The charger will not
turn on when properly
connected.

TROUBLESHOOTING AND ERROR CODES

DESCRIPTION
POSSIBLE CAUSE
The charger is equipped
with an auto-start feature.
It will not supply current to
the battery clamps until a
battery is properly connected.
The clamps will not spark if
touched together.
The charger is plugged into an
AC outlet.
AC outlet is dead.
Poor electrical connection.
Battery is defective.
REASON/SOLUTION
The battery could be bad. Have it checked or
replaced.
The battery could not be desulfated; have it
checked or replaced.
May be caused by trying to charge a large battery
or bank of batteries on too low of a current setting.
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. May 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.
The charger automatically shuts the current off
if it detects the battery may be getting too hot.
Have the battery checked or replaced.
No problem; this is a normal
condition.
No problem; this is normal.
Check for open fuse or circuit
breaker supplying AC outlet.
Check power cord and extension
cord for loose fitting plug.
Have battery checked.
• 9 •
REASON/SOLUTION