C13 On-highway Engine Caterpillar

Illustration 1	g01303857

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)

Minimum speed with no load ... 3300 rpm

Maximum current with no load ... 80 amp

Voltage ... 23.5 V

(1) Battery terminal

A maximum of three cable or wire terminals should be between the nuts.

Tighten the nut on the battery terminal to the following torque. ... 30.5 ± 3.5 N·m (22 ± 3 lb ft)

(2) Ground terminal

Tighten the nut on the ground terminal to the following torque. ... 1.5 ± 0.5 N·m (13 ± 4 lb in)

(3) Ground terminal

Tighten the nut on the ground terminal to the following torque. ... 30.5 ± 3.5 N·m (22 ± 3 lb ft)

(4) Switch terminal

The wire terminal that is on the switch terminal must be insulated with heat shrink tubing. Do not use molded terminals.

Tighten the nut on the switch terminal to the following torque. ... 2.25 ± 0.25 N·m (20 ± 2 lb in)

(5) Motor terminal

Tighten the nut on the motor terminal to the following torque. ... 30.5 ± 3.5 N·m (22 ± 3 lb ft)

(6) Motor frame terminal

Tighten the nut on the motor frame terminal to the following torque. ... 17.5 ± 2.5 N·m (13 ± 2 lb ft)

Solenoid

Current draw at 24 V and 25 °C (77 °F)

Pull-in windings ... 103 Amp

Hold-in windings ... 19 Amp maximum