SERIES 60 SERVICE MANUAL 5. Using care to locate the valve button of the unitized valve adjusting screw assemblies to their respective valve stems and injector followers, install the rocker arm shaft assemblies to the cylinder head. See Figure 1-62. Figure 1-62 Rocker Arm Shaft Assembly Installation 6. If the rocker arm shafts do not have flats in the bolt hole locations, rocker shaft spacers are required. [a] If the rocker shafts do not have flats in the bolt hole locations, install the rocker shaft spacers on the cap bolts and studs. [b] If the rocker shafts do have flats in the bolt hole locations, rocker shaft spacers are not required. 7.
Install the inboard camshaft cap bolts for each rocker arm assembly, through the rocker arm shaft and camshaft cap and into the cylinder head. 8. Install the nuts to the No. 7 and 8 cap studs. NOTE: If new rocker arm components are installed, engine oil should be poured over the rocker arms, rocker shaft, and camshaft as a pre-lubricant. All information subject to change without notice. (Rev. 2005) 6SE483 0507 Copyright © 2005 DETROIT DIESEL CORPORATION 1-77