Troubleshooting - Schumacher Electric 1275A-PE El Manual Del Propietario

The battery charger is designed to work automatically. However, if a problem does occur, check the following:
PROBLEM
No meter reading.
Charger will not turn on
(when properly connect-
ed to power.
Charger will not turn OFF.
Meter needle pulses
(fluctuates)every few
seconds AFTER THREE
HOURS without slowing
down.
Charging current is less
than full output rating of
charger.
Meter needle moves to extreme
right, remains a short time, then
returns to zero, accompanied
by a clicking sound.

TROUBLESHOOTING

POSSIBLE CAUSE
Connections are reversed.
Poor electrical connection.
(roll back and forth to bite in).
AC outlet is dead.
Battery is defective (will not
accept charge).
Battery recently used in
vehicle and is fully charged.
Battery has problem and will
not take full charge.
Two or more batteries
connected in parallel.
Battery of 200 ampere hours
or larger.
Battery is connected to
applicaton that draws a small
current (such as an
autodome light).
Battery is partially charged.
Battery is defective (battery
plates are crusted) and will
not accept a full charge.
AC power supply is low.
Severely discharged battery (but
otherwise good battery).
Battery is defective (will not accept
charge)
Charger is cycling after circuit breaking
overload.
SOLUTION
Charger is not plugged in Plug in
With charger unplugged, reverse clips and
reconnect (rock back and forth to bite in).
Clean clips and battery poles and reconnect
Plug in a lamp or other appliance to check
for voltage.
Have battery checked.
Battery does not need charging.
(If battery is in vehicle turning on headlights
will lower battery voltage in a few seconds
and charger should then turn on.)
Have battery checked.
Do not parallel charge.
Requires more time to charge: continue
charging.
Continue charging.
Have checked and replace battery.
Plug charger into another grounded AC
outlet.
Allow charging to continue until battery has
recovered sufficiently to take a charge (Circuit
breaker will continue to cycle and needle will
swing side to side until battery has recovered).
Have battery checked.
Wait until charger automatically resets itself
(DO NOT RETURN FOR SERVICE).
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