Battery Maintenance - Yamaha 4SH-28199-67 Owner's Manual

Battery maintenance

1. When the machine is not used for a month
or longer, remove the battery and store it
in a cool, dark place. Completely recharge
the battery before reinstallation.
CAUTION:
A special battery charger (constant volt-
age/ampere or constant voltage) is required
for recharging a sealed-type battery. Using a
conventional battery charger may shorten the
battery life.
2. Always make sure the connections are
correct when putting the battery back in
the machine.
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