C13 Industrial Engines Caterpillar

Illustration 1	g02107398

Illustration 2	g02107517

Voltage ... 12 V

Amperage ... 185 Amp

Rotation ... Clockwise

Note: Load the battery with a carbon pile 4C-4911 Battery Load Tester in order to get the maximum alternator output.

Polarity ... Negative ground

Minimum full load current at 5000 rpm and 24 °C ... 185 Amp

Minimum full load current at 2000 rpm and 24 °C ... 125 Amp

Output voltage ... 12 ± 1 V

(1) Final installation torque for the locknut ... 95 to 108 N·m (70 to 80 lb ft)

(2) (D +) output terminal. Final installation torque for the nut ... 3.39 to 3.95 N·m (30 to 35 lb in)

(3) (D +) secondary terminal. Final installation torque for the nut ... 2.82 to 3.39 N·m (25 to 30 lb in)

(4) (Negative -) terminal. Final installation torque for the nut ... 7.9 to 9.0 N·m (70 to 80 lb in)

(5) (Positive +) terminal. Final installation torque for the nut ... 11.3 to 12.4 N·m (100 to 110 lb in)

Note: Use a 7/16 ring terminal for (Positive +) terminal.