Schumacher 10 Amp Battery Charger User Manual


 
6
PROBLEM POSSIBLE CAUSE SOLUTION
No meter reading. Connections are reversed. With charger unplugged, reverse clamps and
reconnect. (Rock back and forth to bite in.)
Poor electrical connection. Clean clamps and battery posts and reconnect.
(Rock clamps back and forth to bite in.)
AC outlet is dead. Plug in a lamp or other appliance to check for
voltage.
Battery is defective (will not Have battery checked.
accept charge).
Charger will not turn on Battery recently charged as result Battery does not need charging.
(when properly connected of driving and is fully charged. (Turning on headlights will lower battery
to power) in automatic mode only. voltage in a few seconds and charger
should then turn on.)
Charger will not turn OFF. Battery has problem and will Have battery checked.
not take full charge, or it is a manual
charger.
Meter needle fluctuates back and Battery has reached Full Charge and Have battery checked.
forth from the middle to the left. and is not able to maintain above 13.V
Meter needle pulses Two or more batteries Do not parallel charge.
(fluctuates) every few connected in parallel.
seconds
AFTER THREE
HOURS without slowing
down.
Battery of 200 ampere hours Requires more time to charge: continue
or larger. charging.
Battery is connected to
a device that draws a small
current (such as an
interior light).
Meter needle moves to extreme Battery is severely discharged (but Allow charging to continue until battery has
right, remains a short time, then otherwise good). recovered sufficiently to take a charge.
returns to zero, accompanied (Circuit breaker will continue to cycle and
by a clicking sound. needle will swing side to side until battery has
recovered.)
Battery is defective (will not accept Have battery checked.
charge).
Charger is cycling after circuit breaker Wait until charger automatically resets itself
overload. (DO NOT RETURN FOR SERVICE).
The battery charger is designed to work automatically. However, if a problem does occur, check the following:
M. TROUBLESHOOTING