•
9
•
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.
Lack of progress is detected
and battery voltage is below
14.2V.
The battery’s initial voltage
is below 12.2V and the total
input is less than 1.5 Ah.
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 may be overheated. If
so, allow the battery to cool. The
battery may be too large or have a
short circuit. Have battery checked
or replaced.
The battery capacity is too low,
or the battery is too old. Have it
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 7:00
am
to 5:00
pm
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, 0.6A Continuous, 3A Intermittent
Output ................................................................... 12V DC, 2A Continuous, 10A Intermittent
55 Seconds Maximum On, 120 Seconds Minimum Off
