Yamaha XVZ13TF 1999 Service Manual page 135

CHECKING AND CHARGING THE BATTERY
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
voltage 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.
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
(maximum).
This type of battery charger cannot
charge the MF battery. A variable
voltage charger is recommended.
3-54
CHK
ADJ
NOTE:
Voltage should be measured 30 min-
utes after the machine is stopped.
NO