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09-9 1452-01 Using battery tester ▶ PASS (11.0 V or more): Explain to the customer that the battery is reusable. Need to be charged (9.0 to 11.0 V): Charge the battery with a charger and reinstall it. Explain it to the customer. Need to be replaced (9.0 V or more): The battery should be replaced due to overdischarging. - - - How to use battery tester ▶ Determine battery capacity by fixing current (load capacity) and time and varying voltage. Determine battery capacity based on the amount of voltage drop when discharging a fixed load capacity (120 A) for 5 seconds. Connect the tester to the battery and read the display while applying a load for 5 seconds. - - - Red area (①): overdischarge or faulty battery (using a vehicle alternator and a battery charger) Impossible to charge with an alternator Red area on the right-hand side of OK - - - - - - - |