Schumacher DSR Automatic INC-14825A - Manual (Page 13)

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MAINTENANCE INSTRUCTIONS 11.
After use and before performing maintenance, turn off, unplug and 11.1
disconnect the battery charger (see Sections 6 and 7).
Use a dry cloth to wipe all battery corrosion and other dirt or oil from the
11.2
terminals, cords, and the charger case.
Ensure that all of the charger components are in place and in good
11.3
working condition.
Servicing does not require opening the unit, as there are no user-
11.4
serviceable parts.
STORAGE INSTRUCTIONS 12.
Store the charger unplugged, in an upright position. The cord will still 12.1
conduct electricity until it is unplugged from the outlet.
Store inside, in a cool, dry place (unless you’re using an on-board Marine
12.2
Charger).
Do not store the clips on the handle, clipped together, on or around metal,
12.3
or clipped to cables.
TROUBLESHOOTING 13.
PROBLEM POSSIBLE CAUSE REASON/SOLUTION
The charger is making an
audible clicking sound.
Battery is defective.
Shorted battery cables or
connector
Power Saving or Maintain
Mode
Have the battery checked.
Circuit breaker cycles when
current draw is too high.
Check for shorted cables
or connector and replace if
necessary.
No problem, this is a normal
condition.
Charger makes a loud
buzz or hum.
Transformer laminations
vibrate (buzz).
Shorted Diode Assembly or
Output Rectifier Assembly
(hum).
No problem, this is a normal
condition.
Have charger checked by a
qualified technician.
CHARGING (yellow) LED
is blinking.
Indicates the charger is in
abort mode.
See “Aborted Charge”
in the OPERATING
INSTRUCTIONS Section.
Charger will not turn on
when properly connected.
AC outlet is dead.
Poor electrical connection.
Check for open fuse or
circuit breaker supplying AC
outlet.
Check power cord and
extension cord for loose
fitting plug.
The battery is connected
and the charger is on, but
is not charging.
Connector is not making a
good connection.
Check for poor connection
at battery connector. Make
sure connecting points are
clean.