Sears 12V Battery Charger & Engine Starter 2871222 - Manual (Page 11)

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TROUBLESHOOTINg 15.
PROBLEM POSSIBLE CAUSE REASON/SOLUTION
The charger will not turn on,
there is no reading on the
ammeter or the charger is
not charging the battery.
Charger is not plugged in.
No power at the receptacle.
Poor electrical connection.
Clips are not making a good
connection to the battery.
Connections are reversed.
Battery is defective (will not
accept a charge).
2 amp charge rate is being
used.
Plug the charger into an AC
outlet.
Check for open fuse or circuit
breaker supplying AC outlet.
Check power cord and
extension cord for loose fitting
plug.
Check for poor connection to
battery and frame. Make sure
connection points are clean.
Rock the clips back and forth
for a better connection.
Unplug the charger and
reverse the clips.
Have battery checked.
Ammeter may show no activity
at the 2A charge rate.
Ammeter reading stays high. Battery is severely
discharged.
Wrong battery voltage.
Continue charging battery for
two more hours. If problem
continues have the battery
checked.
Verify that the output voltage
of the charger matches the
battery voltage.
Ammeter reads less than
selected charge rate when
charging a discharged
battery.
Extension cord is too long or
wire gauge is too small.
Weak cell or sulfated plate in
battery.
Battery is only partially
discharged.
Use a shorter or heavier
gauge extension cord.
If the battery will not take a
charge, have it checked.
Continue to charge the
battery.