C11 and C13 Petroleum Engines Caterpillar

Illustration 1	g01100499

Illustration 2	g01100501

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 ... 7643 ± 1683 rpm

Maximum current with no load ... 76.5 ± 14.5 amp

Voltage ... 23 V

(1) Battery terminal

Maximum number of cable or wire terminals between the nuts ... 3

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. ... 30.5 ± 3.5 N·m (22 ± 3 lb ft)

(3) Ground terminal

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

(4) Motor terminal

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

(5) Switch terminal

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

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

(6) Motor frame terminal

Tighten the nut on the motor frame terminal to the following torque. ... 8 ± 3 N·m (70 ± 27 lb in)

Solenoid

Current draw at 20 V and 25 °C (77 °F)

Pull-in windings ... 57 Amp

Hold-in windings ... 16 Amp maximum