Schumacher Automatic SP2 - Manual (Page 15)

• 14 •
PROBLEM POSSiBLE CAUSE REASON/SOLUTiON
Charger will not
turn on when
properly connected.
(continued)
Clips are not making
a good connection to
the battery.
The cable assembly
inline fuse may be
blown. Reversing the
connections at the
battery will cause this.
Battery is defective.
Check for poor
connection to battery
and frame. Make sure
connection points
are clean. Rock clips
back and forth for a
better connection.
Check the fuse. If it is
blown, only replace it
with one of the same
size and rating. Be
sure to correct the
lead connections to
the battery before
proceeding.
Check the battery.
Charger makes a
loud buzz or hum.
Transformer
laminations vibrate.
No problem; this is a
normal condition.
CHARGING
(yellow) LED is
flashing.
Indicates the charger
is in abort mode.
See “Aborted Charge”
in the OPERATING
INSTRUCTIONS
section.