2006-2008 Yamaha RS, Vector, Rage Factory Service Manual, Page 67Get this manual

2006-2008 Yamaha RS, Vector, Rage Factory Service Manual, Page 67

BATTERY INSPECTION Charging method using constant voltage charger Measure the open-circuit voltage prior to charging INSP
the battery until the battery's charging voltage is 15 VNOTE: Set the charging time at 20 hours (maximum) This type of battery
charger cannot charge the MF batteryA variable voltage charger is recommended Charger Measure the battery open-circuit voltage