Schumacher Electric MC-1 Owner's Manual download pdf (Page 16)

Store the charger unplugged, in an upright position. The cord will still conduct 15.1

electricity until it is unplugged from the outlet.

Store inside, in a cool, dry place.15.2

Do not store the clips on the handle, clipped together, on or around metal, or 15.3

clipped to cables.

TROUBLESHOOTING16.

PROBLEM POSSIBLE CAUSE REASON/SOLUTION

Charger will not turn

on when properly

connected.

AC outlet is dead.

Poor electrical

connection.

Severely discharged, but

otherwise good, battery.

Clips are not making a

good connection to the

battery.

Battery is defective.

Reverse connections at

battery.

Check for an open fuse or

circuit breaker supplying

the AC outlet.

Check the power cord and

extension cord for a loose

ttingplug.

The battery may not want

to accept a charge due to

a run-down state. Allow

the charging to continue

until the battery has had

a chance to recover

sufcientlyenoughtotake

a charge. If more than 20

minutes, stop charging

and have the battery

checked.

Check for poor connection

to battery and frame.

Make sure connection

points are clean. Rock

clips back and forth for a

better connection.

Have the battery checked.

Unplug the charger

and correct the lead

connections.

Charger makes a loud

buzz or hum.

Transformer laminations

vibrate (buzz).

Shorted Diode Assembly

orOutputRectier

Assembly (hum).

No problem, this is a

normal condition.

Have charger checked by

aqualiedtechnician.

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Schumacher Electric MC-1 Owner's Manual Page 16

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