| Battery |
Standard specific gravity |
1.25 to 1.29 at 20°C (68°F) |
| Standard voltage |
12.6 to 12.8 V at 20°C (68°F) |
| Charging circuit without load |
Standard amperage |
10 A or less |
| Standard voltage |
13.2 to 14.8 V |
| Charging circuit with load |
Standard amperage |
30 A or more |
| Generator brush holder assembly |
Brush length |
Standard length |
9.5 to 11.5 mm (0.375 to 0.452 in.) |
| Minimum length |
4.5 mm (0.178 in.) |
| Generator rotor assembly |
Standard resistance |
Slip ring |
1.5 to 1.9 Ω at 20°C (68°F) |
| Slip ring - Rotor |
1 MΩ or higher |
| Slip ring diameter |
Standard diameter |
14.2 to 14.4 mm (0.560 to 0.566 in.) |
| Minimum diameter |
14 mm (0.552 in.) |