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• 11 •
PROBLEM POSSIBLE CAUSE SOLUTION
The Bad Battery
LED is lit.
The battery voltage is still
below 10V after 2 hours of
charging.
(or)
In maintain mode, the output
current is more than 1.5A for
12 hours.
Desulfation was unsuccessful.
The battery voltage drops to
below 12.2V in Maintain Mode.
The battery may be defective.
Make sure there are no loads on
the battery. If there are, remove
them. If there are none, have the
battery checked or replaced. To
reset the charger, unplug from the
AC outlet, wait a few moments and
plug it back in.
The battery may be defective. Have
battery checked or replaced.
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.
14. BEFORE RETURNING FOR REPAIRS
If these solutions do not eliminate the problem,
or for more information about troubleshooting,
contact customer service for assistance:
www.batterychargers.com
or call 1-800-621-5485
Monday-Friday 7:00am to 5:00pm CST
For REPAIR OR RETURN, contact Customer Service at 1-800-621-5485. DO NOT SHIP
UNIT until you receive a RETURN MERCHANDISE AUTHORIZATION (RMA) number
from Customer Service at Schumacher Electric Corporation.
15. SPECIFICATIONS
Input ................................................. 120V AC @ 60Hz, 2.2A continuous, 12A intermittent
Output ...............................................................6V DC, 2A cont.; 12V DC, 6<>2/10A cont.
6/12V DC 55A int. (5 sec. maximum on, 180 sec. minimum off)
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