Troubleshooting - Schumacher 00-99-000886 Instruction Manual

16.

TROUBLESHOOTING

PROBLEM
The battery is connected
and the charger is on, but is
not charging.
The indicator lights are lit
in an erratic manner, not
explained in "Using Your
Battery Charger" section.
"bAd bAt" in Display; CON-
NECTED LED lit.
See Aborted Charge in the
"Operating Instructions"
section.
The charger is making an
audible clicking sound.
The measured current is
much lower than what was
selected.
The charger was unplugged
from the wall but the display
is still on.
While charging the battery,
the battery stays at a cer-
tain % (ex. <65%).
When the charger is
unplugged or the settings
are changed, the number
increases or jumps to 100%.
POSSIBLE CAUSE
The charger is not in char-
ger mode.
A button may have been
pressed when the charger
was plugged in.
The charger is in abort
mode. The battery may be
bad.
This will happen if the
battery did not reach full
charge within 24 hours.
May be due to a very large
battery or bank of batteries
requiring more power than
the charger can deliver in
24 hours. The charger is
in abort mode. The battery
may also be faulty.
The charger has a relay that
turns the current on and off
to the battery.
The charger reached the
maximum voltage and is
reducing the current.
The charger detected an
over-temperature condition
and has reduced the current
to allow the unit to cool.
The battery is supplying the
power to the display.
The % display may not
change at a steady rate.
The battery voltage is still
high from a partial charge.
11
• •
SOLUTION
Press START/STOP
button for the battery
that is connected to
the charger.
Make sure nothing is
touching the control
panel, then unplug
the unit and plug it in
again.
See the "USING
YOUR BATTERY
CHARGER" section.
Reset the charger by
unplugging it. Select
the desired battery
type again, if neces-
sary.
No problem, this is a
normal condition.
No problem, this is a
normal condition.
Make sure the char-
ger does not have the
side ventilation holes
blocked. Move the
charger out of the sun
and into the shade.
Disconnect the bat-
tery.
DO NOT UNPLUG
OR CHANGE SET-
TING. Be patient and
let the charger finish.
This is normal.
Wait for the voltage to
settle before resum-
ing the charge. Try
to charge at a lower
charge rate. Turn on
the lights to remove
the surface charge.