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SAFETY
OPERATION
MAINTENANCE
TROUBLESHOOTINGPARTS
TROUBLESHOOTING
No ammeter reading.
Performance problems often result from little things that you can fix yourself. Please
read through this chart for a possible solution if a problem occurs.
PROBLEM POSSIBLE CAUSE SOLUTION/REASONS
Clamps not making good
connection.
2-amp charge rate.
No AC power reaching
charger.
Check for poor connection at battery. Make
sure clamps and posts are clean. Battery may
not accept an AUTOMATIC charge if severely
discharged. Use MANUAL setting, see "Using
Your Battery Charger" on page 6.
Ammeter needle will indicate little activity at the
2-amp charge rate.
Check AC outlet and extension cords for loose
fitting plug.
Check for open fuse or circuit breaker
supplying AC outlet.
Shorted battery clamps.
Shorted battery.
Charger leads reversed
on battery.
Separate the clamps. Circuit breaker cycles
when current draw is too high.
Check for worn cables and replace if needed.
Extension cord too long
or gauge too small.
Battery has weak cell or
sulfated plate.
Battery is partially
charged.
Use shorter or heavier extension cord.
Sulfated battery will eventually take a
normal charge if left connected. If the
battery will not take a charge, have it
tested by a Sears technician.
Continue charging battery.
Continue charging. Buzz is not abnormal.
Have charger tested by qualified technician.
Transformer laminations
vibrate (buzz).
Shorted diode (hum).
Crank time varies with the amount of current
drawn from the charger. If cranking draws
more than 75 amps, crank time may be less
than 7 seconds.
Wait 4 minutes before next crank.
If the above solutions do not eliminate the problem...call toll-free from anywhere in the U.S.A.
1-800-SEARS-64
(1-800-732-7764) 7 AM to 4:30 PM CST Monday through Friday
Short start cycle
when cranking
engine.
Charger makes a
loud buzz or hum.
Circuit breaker in
charger cycles on
and off with a
clicking sound in the
MANUAL setting.
Ammeter reads less
than selected
charge rate when
charging.
Have a Sears technician test the battery.
Correct connections.
Drawing more than 75
amps 7 seconds or less.
Failure to wait for 4
minutes (240 seconds)
between cranks.