Battery

Standard specific gravity

1.25 to 1.29 at 20°C (68°F)

Charging circuit without load

Standard amperage

10 A or less

Standard voltage

13.2 to 14.8 V

(when engine speed at 2000 rpm)

Charging circuit with load

Standard amperage

30 A or higher

Generator rotor

Standard resistance

Slip ring - Slip ring

1.36 to 1.76 Ω at 20°C (68°F)

Slip ring - Rotor

1 MΩ or higher

Standard diameter

14.2 to 14.4 mm (0.559 to 0.567 in.)

Minimum diameter

14.0 mm (0.551 in.)

Generator brush holder

Standard exposed length

10.5 mm (0.413 in.)

Minimum exposed length

4.5 mm (0.177 in.)