Removal and Installation

REMOVAL

Removal Service Point
Rocker Arm And Rocker Arm Shaft Removal

Caution: If the lash adjuster is re-used, clean the lash adjuster.

1. Set special tool MD998443 to prevent the lash adjuster coming free and falling to the floor.


INSTALLATION

Installation Service Points
>A<Camshaft Installation





1. Apply engine oil to the camshaft journals and cams, and then install the camshafts.
Use care to prevent confusion of the right and left bank camshafts.

NOTE: The right bank camshaft is identified by a slit 4 mm (0.17 inch) wide at the rear end of the camshaft.





2. Check to see that the dowel pin of the camshaft is located at the position shown.

>B

Caution: If the lash adjuster is re-used, clean the lash adjuster.

1. Fit the lash adjuster onto the rocker arm without allowing diesel fuel to spill out. Fit special tool MD998443 to prevent the lash adjuster coming free and falling to the floor.

>C

1. Temporarily tighten the rocker shaft with bolts at the condition that all the intake valve rocker arms do not push the valves.
2. Insert the rocker shaft spring from above and mount it at right angles to the plug guide.

NOTE: Before installing the exhaust rocker arms and rocker arm shaft, mount the rocker shaft spring.

3. Remove the special tools used to hold the lash adjusters in position.
4. Check ensure that the flat side of the rocker shaft 1 directed as shown in the illustration.

>D<Camshaft Oil Seal Installation