2004/06/01 Caterpillar


A New Piston Pin Retainer is Used {1214}

Usage:

3512 1LM
Caterpillar Products:
  • 3500 Family Pumpers
  • 3500 and 3500B Family Generator Sets and Power Modules with Standard Displacement
    Engine: Commercial
  • 3500 and 3500B Engines with Standard Displacement
  • Description of Change: A new piston pin retainer is used with 3500 Engines. The retainer can be oriented with either side facing away from the piston pin. The retainer must be installed with the opening toward the top of the piston. Refer to Illustration 1.




    Illustration 1g01068159

    (1) 253-1238 Pin Retainer

    After installation of the retainer, the piston pin must be checked for free rotation. If the piston pin retainer is not installed correctly, the piston pin may not rotate smoothly. Failure to check the rotation could cause a seizure of the pin joint.

    Adaptable To: The 214-6073 Retainer is cancelled and replaced by the new 253-1238 Pin Retainer in the 223-6362 Piston and Rod Gp and the 223-6363 Piston and Rod Gp. The 253-1238 Pin Retainer is adaptable to all of the 3500 Engines that are listed above.

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