1.3 VALVE AND INJECTOR OPERATING MECHANISM 3. Install the unitized valve adjusting screw assemblies to the rocker arm assemblies. See Figure 1-60. NOTE: There are three different unitized valve adjusting screw assemblies. Ensure the correct unitized valve adjusting screw assembly is used in the correct location. See Figure 1-61. NOTE: Former style valve adjusting screw assemblies can be mixed with new unitized valve adjusting screw assemblies. Figure 1-61 Unitized Valve Adjusting Screw Assemblies (Exhaust, Injector and Intake) 4. Install the rocker arm assemblies to the rocker arm shafts in their original positions. Use the rocker arm identification marks to ensure correct component assembly.
If the rocker arm shaft does not have flats, decide on the position of the worn surfaces and rotate the rocker shaft accordingly. (Rev. 2005) All information subject to change without notice. 1-76 6SE483 0507 Copyright © 2005 DETROIT DIESEL CORPORATION