| Generator brush holder assembly brush exposed length |
Standard exposed length |
9.5 to 11.5 mm (0.374 to 0.453 in.) |
| Minimum exposed length |
4.5mm (0.177 in.) |
| Generator rotor assembly resistance |
Slip ring - Slip ring |
1.7 to 2.1 Ω at 20°C (68°F) |
| Slip ring - Rotor |
10 MΩ or higher |
| Generator rotor assembly slip ring diameter |
Standard diameter |
14.2 to 14.4 mm (0.559 to 0.567 in.) |
| Minimum diameter |
14.0 mm (0.551 in.) |
| Generator drive end frame assembly resistance |
Coil lead - Coil lead |
Below 1Ω |
| Coil lead - Generator drive end frame assembly |
10 kΩ or higher |
| Generator holder with rectifier resistance |
P1, P2, P3 - B |
Resistance of below 1 Ω in one direction but 10 kΩ or higher in the other direction. |
| P1, P2, P3 - E |
Resistance of below 1 Ω in one direction but 10 kΩ or higher in the other direction. |
| Generator regulator assembly resistance |
Terminals F - Terminals B |
When the positive and negative poles between terminals F and B are exchanged, there is a resistance of below 1 Ω in one direction but 10 kΩ or higher in the other direction. |
| Terminals E - Terminals F |
When the positive and negative poles between terminals E and F are exchanged, there is a resistance of below 1 Ω in one direction but 10 kΩ or higher in the other direction. |