3054, 3054B and 3056 Marine Engines Caterpillar


Rocker Shaft and Pushrod - Install

Usage:

3056 CKS

Installation Procedure


NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.





    Illustration 1g00572218

    3056 Engine

  1. Install pushrods (4) into the cylinder head.

    Note: Ensure that the pushrods are installed in the original location and that the pushrods are seated in the valve lifters correctly.

  1. Install a new oil seal in the oil supply passage in the cylinder head.



    Illustration 2g00572217

    3056 Engine

  1. Install rocker shaft assembly (3) .

    Note: Ensure that the adjustment screws are seated in the ends of pushrods (4) .

  1. Lubricate nuts (1) and bolt (2) with clean engine oil.

  1. Alternately tighten the nuts and the bolt. Begin in the center and work toward the outside. Tighten the nuts and bolt on an aluminum bracket to a torque of 40 N·m (30 lb ft). Tighten the nuts and bolt on a cast iron bracket or a steel bracket to a torque of 75 N·m (55 lb ft).

End By: Install the valve mechanism cover. Refer to Disassembly and Assembly, "Valve Mechanism Cover - Remove and Install".

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