Diesel Data: Automotive Repair

54. Valve Rocker Arm Cover Cleaning and Inspection



Valve Rocker Arm Cover Cleaning and Inspection


Important:
* Do not use the valve rocker arm cover gasket again. Install a NEW gasket during assembly.

* Remove the ignition coils before cleaning the cover in solvent. Do not submerge the ignition coils in solvent.

* Do not remove the oil fill tube from the covers, unless service is required.



1. Inspect the oil fill tube for a loose fit or damage.
2. Inspect the covers for the following conditions:

* Scoring or damage to the gasket surfaces
* Ventilation system passages for restrictions
* Threaded bolt holes for damage or debris