Schumacher 600A Battery Charger User Manual


 
11
TROUBLESHOOTING
Performance problems often can be corrected by the user. Please completely read this
chart for possible solutions to common problems.
PROBLEM POSSIBLE CAUSE SOLUTION
Connected light is not on. The battery is not connected
correctly.
Connected to 12 volt battery,
6V selected on charger.
Connection to battery is
reversed.
The battery is less than one
volt.
Connect or adjust clips.
Check for correct polarity.
Press the button to select
the correct size and type.
Correct connection.
Replace the battery or try
using a manual charger to
bring above 1V.
Indicator lights are lit in
an erratic manner not
explained in the “Using Your
Battery Charger” section.
A button may have been
pressed while the charger
was plugged in.
Make sure nothing is
touching the control panel,
then unplug the unit and
plug it in again.
All lights are off except the
"Connected" light.
Charger in abort mode.
Battery may also be faulty.
This will happen if the
battery did not reach full
charge within 36 hours.
May be due to a very
large battery or a bank of
batteries requiring more
power than the charger can
deliver in 36 hours.
Reset the charger by
unplugging it. Select the
desired BATTERY SIZE and
BATTERY TYPE again, if
necessary.
The green CHARGED light
turns on a few minutes or
less after connecting the
battery.
The battery may be
fully charged or recently
charged, leaving the battery
voltage high enough to
appear to be fully charged.
The battery may be faulty
(sulfated).
If the battery is in a vehicle,
turn the headlights on for
a few minutes to reduce
the battery voltage and try
charging again. Also try
a lower BATTERY SIZE
selection.
The charger is making an
audible clicking sound.
The charger has a relay that
turns the current on and off
to the battery
No problem, this is a normal
condition.
The measured current is
much lower than what was
selected.
The charger reached the
maximum voltage and is
reducing the current.
No problem, this is a normal
condition.