C9.3 Tier 4 Final Engines Caterpillar


Electric Starting Motor

Usage:

D6T 2B3


Illustration 1g02692756


Illustration 2g02692757
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Table 1
Specification for 355-6044 Electric Starting Motor Gp and 353-5055 Electric Starting Motor Gp 
Item  Qty  Part  Specification Description 
When the electric starting motor is viewed from the pinion end, the motor rotates in Clockwise direction. 
338-3453 Starting Motor Solenoid  Current consumption at 20V and 25 °C (77 °F):
Pull-in winding is 49.3 ± 3.3 Amp.
Hold-in winding is 6.8 Amp max. 
Torque to 8.75 ± 1.05 N·m (77.44 ± 9.29 lb in)
6V-8188 Nut  Torque the ground terminal nut to 30.5 ± 3.5 N·m (270.0 ± 31.0 lb in)
Clearance between the pinion and the housing is 9.1 mm (0.36 inch)
Torque the start relay terminal nut to 2.25 ± 0.25 N·m (19.91 ± 2.21 lb in)
4B-2049 Nut  The switch terminal must be insulated with heat shrink tubing. Do not use molded terminals. 
Torque to 2.6 ± 0.8 N·m (23.0 ± 7.0 lb in).
6V-8188 Nut  Torque the motor terminal nut to 30.5 ± 3.5 N·m (270.0 ± 31.0 lb in)
6V-8188 Nut  A maximum of three cable terminals or wire terminals may be used between the battery terminal nut (5). A maximum of two of the cable terminals may be equal to or greater than 0 AWG. 
Torque the battery terminal nut to 30.5 ± 3.5 N·m (270.0 ± 31.0 lb in).
6V-8188 Nut  Torque the motor frame terminal nut to 30.5 ± 3.5 N·m (270.0 ± 31.0 lb in)
No load conditions at 25 °C (77 °F):
Speed is 6612.0 ± 1887.5 rpm.
Current draw is 100 ± 30 Amp.
Voltage is 23 VDC. 

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