Identification & Specifications: Notes
Alternator is color-ink stamped with "Motorcraft" trademark. Color stamp is code for rated amperage output. Rated amperage is also stamped on end frame (40A, 60A, etc.). Color code is as follows.
| Application | Amperage @ 15V. | Rated Output Speed (Engine RPM) | ||
|---|---|---|---|---|
| Orange | 40 | 2900 | ||
| Green | 60 | 2900 | ||
| Black | 70 | (1) 1640 | ||
| Red | 90 | (1) 2900 | ||
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SPECIFICATIONS
| Alternator | Specification | |
|---|---|---|
| Field Current at 12 volts(All) | 2.9 Amps. | |
| Slip-Rings (All) | ||
| Minimum Diameter | 1.22" | |
| Maximum Runout | .0005" | |
| Brush Length Wear Limit (All) | 5/16" | |
| Pulley Nut Torque (All) | 60-100 ft. lbs. | |
CAUTION:
When testing or servicing alternator or regulator, take following precautions to avoid damage to components: