Yamaha BT1100 2002 Service Manual page 95

Charging method using a constant-voltage type charger
YES
Charge the battery until the battery's
charging voltage is 15 V.
Measure the battery open-circuit volt-
age after having left the battery unused
for more than 30 minutes.
12.8 V or more --- Charging is com-
plete.
12.7 V or less --- Recharging is re-
quired.
Under 12.0 V --- Replace the battery.
Charging method using a constant-current type charger
This type of battery charger cannot charge the MF battery.
CHECKING AND CHARGING THE BATTERY
Measure the open-circuit
voltage prior to charging.
Connect a charger and AMP
meter to the battery and start
charging.
Make sure the current is
higher than the standard
charging current written on
the battery.
NOTE:
Set the charging time at 20 hours (max-
imum).
This type of battery charger cannot
charge the MF battery. A variable volt-
age charger is recommended.
Voltmeter
3-41
INSP
ADJ
NOTE:
Voltage should be measured 30 min-
utes after the machine is stopped.
NO
Charger
AMP meter