DieHard 28.71328 Operator's Manual page 12

PROBLEM
Digital Display reads LOW
when testing the alternator.
Digital Display reads HIGH
when testing the alternator.
Yellow/orange CHARGING
LED is solid and the display
shows ANALYZING
BATTERY.
Yellow/orange CHARGING
LED is flashing and the
display shows CHARGE
ABORTED BAD BATTERY.
The display shows
CONNECT CLAMPS.
Short or no start cycle
when cranking engine.
The Boost LED is flashing. The charger was left in Boost
The Boost LED shuts off.
POSSIBLE CAUSE
The alternator output is 13.2
volts or less.
The alternator output is 14.6
volts or more.
The charger needs to check
the condition of the battery.
The battery is sulfated.
The battery is too large for
the charger.
The clamps are not making a
good connection.
No power at receptacle.
AC cord and/or extension
cord is loose.
The clamps are not making a
good connection.
Failure to wait 3 minutes
between cranks.
The battery may be severely
discharged.
The battery is drawing more
than the engine start rate.
The charger may be
overheated.
mode for an extended period
of time.
The Boost mode is
completed.
• 12 •
REASON/SOLUTION
Have the electrical system
checked by a qualified technician.
Have the electrical system
checked by a qualified technician.
The charger has not completed
the checking process. This
process can last for up to 10
hours.
Reset the charger by briefly
unplugging it.
You need a charger with a higher
amp rate.
Check for poor connection at
battery and frame.
Check for open fuse or circuit
breaker supplying AC outlet.
Check power cord and extension
cord for loose fitting plug.
Check for poor connection at
battery and frame.
Wait 3 minutes of rest time
before the next crank.
On a severely discharged
battery, use the 40<>15A Boost
setting for few minutes, to help
assist in cranking.
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.
The thermal protector may have
tripped and needs a little longer
to reset. Make sure the charger
vents are not blocked. Wait and
try again.
The Boost LED will flash for
30 minutes, then go off, and
the Charging LED will light,
indicating the charger has
switched to Charging mode.
This is normal. The charger will
automatically switch to charging
mode to fully charge the battery.
Or you may press the Rate
Selection button and select either
the 6<>2A CHARGE/MAINTAIN
rate or ENGINE START.