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PROBLEM
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POSSIBLE
CAUSE
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SOLUTION
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The
battery is connected and the charger is on, but isn't charging.
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The
charger is in tester mode, not charger mode.
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Press
the CHARGE START button to activate charging and select a charge rate.
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Indicator
lights are lit in an erratic manner not explained in the “Using Your
Battery Charger” section.
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You
might have accidentally activated a special diagnostic mode.
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Make
sure nothing is touching the control panel, then unplug the charger and
plug it in again.
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The
charger may be defective.
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Return
to place of purchase for replacement.
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DIGITAL
DISPLAY always flashes before the battery is completely charged.
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The
incorrect BATTERY TYPE may have been selected.
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Reset
the charger by unplugging it briefly or briefly disconnecting the
negative battery clip.
Select the desired rate (SMALL or REGULAR BATTERY)
and BATTERY TYPE again, if necessary.
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This
will happen if the battery did not reach full charge within 24 hours.
May be due to a very large battery or a bank of batteries requiring more
power than a 10A<>20A amp charger can deliver within 24
hours.
The batterymay also be faulty.
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Engine
crank time is less than specified.
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Starter
motor may be drawing more than 65 amps.
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Charge
the battery at the regular battery setting for 10 to 15 minutes then
crank the engine.
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The green Charged LED lights a
few minutes after connecting to the battery.
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The
battery may be fully charged or recently charged, leaving the battery
voltage high enough to appear to be fully charged.
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If
the battery is in a vehicle, turn the headlights on for a few minutes
to reduce the battery voltage and try charging again.
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The
incorrect battery type may have been selected.
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Turn
off the charger by using the CHARGE START button. Select the desired
rate
(SMALL or REGULAR BATTERY) and battery type again, if necessary.
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Schumacher User Manual Link
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