G3408 and G3412 Engines Caterpillar


Electric Starting Motor

Usage:

G3412 3NK



Illustration 1g01412905

Typical example

When the electric starting motor is viewed from the drive end, the motor rotates in the following direction. ... Clockwise

No load conditions at 25 °C (77 °F)

Speed ... 6500 ± 1000 rpm

Current draw ... 108 ± 13 Amp

Voltage ... 20 V

The clearance between the pinion and the housing (pinion clearance) is the following value. ... 9.1 mm (0.36 inch)

(1) Large terminal nuts

Torque ... 30.5 ± 3.5 N·m (23 ± 3 lb ft)

(2) Small terminal nuts

Torque ... 2.25 ± 0.25 N·m (20 ± 2 lb in)

Solenoid

Current consumption (draw) at 20 V

Pull-in windings ... 63.4 Amp

Hold-in windings ... 8.2 Amp

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