Diesel Data: Automotive Repair

Rocker Arm and Shaft Disassembly/Reassembly




Rocker Arm and Shaft Disassembly/Reassembly

NOTE:

- Identify each part as it is removed so that each item can be reinstalled in its original position.

- Inspect the rocker shaft and the rocker arms. Rocker Arm and Shaft Inspection

- If reused, the rocker arms must be installed in the same positions.

- When removing, or installing the rocker arm assembly, do not remove the camshaft holder bolts. The bolts will keep the holders and rocker arms on the shaft.

- Remove the rocker shaft bolt before removing the rocker shaft from the No. 5 rocker shaft holder.

- Prior to reassembling, clean all the parts in solvent, dry them, and apply new engine oil to any contact points.

- Bundle the intake secondary rocker arms with rubber bands to keep them together as a set.

- When replacing the intake rocker arm assembly, remove the fastening hardware from the new intake rocker arm assembly.