15. ELECTRICAL EQUIPMENT AGILITY RS 50 NAKED BATTERY REMOVAL Remove the battery cover. Disconnect the battery cables . First disconnect the battery negative (-) cable and then the positive (+) cable. Remove the battery. The installation sequence is the reverse of removal. BATTERY CHARGING (OPEN CIRCUIT VOLTAGE) INSPECTION Remove the battery cover and disconnect Battery Cover the battery cables. Measure the voltage between the battery terminals. Fully charged : 13.0V13.2V Undercharged : 12.3V max. Battery charging inspection must be performed with an electric tester. CHARGING METHOD Connect the charger positive (+) cable to the battery positive (+) cable. Connect the charger negative (-) cable to the battery negative (-) cable. · Keep flames and sparks away from a charging battery. · Turn power ON/OFF at the charger, not at the battery terminals to prevent sparks near the battery. · Charge the battery according to the current specified on the battery surface. Black Red Charging current :Standard: 0.4A Quick : 4A Charging time : Standard : 5.0 Hr Quick : 0.5 Hr After charging: Open circuit voltage: 12.8V min. · Quick charging should only be done in an emergency. · During quick charging, the battery temperature should not exceed 45. · Measure the voltage 30 minutes after the battery is charged. 15-4