3406E and 3456 Generator Set Engines Caterpillar


Rocker Arm and Shaft - Remove

Usage:

MTC855 818

Removal Procedure

Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     124-2946     Lifting Bracket     1    

Start By:

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


NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.





    Illustration 1g00517442

    Typical example




    Illustration 2g00517462



    Illustration 3g00517457

    ------ WARNING! ------

    Valve rocker arms and unit injector rocker arms can move on the shaft after the bolts have been removed. The shaft should be kept level when removed from the cylinder head. To avoid possible personal injury, keep fingers clear of the valve rocker arms and the unit injector rocker arms when lifting the assembly from the cylinder head.

    ----------------------

  1. Remove bolts (2) .

  1. Remove shaft (3), valve rocker arms (1), and unit injector rocker arms (4) as a unit with Tooling (A) .

  1. Repeat Steps 1 and 2 for the remainder of the rocker arm assemblies.

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