46. Valve Rocker Arm and Push Rod Cleaning and Inspection

Valve Rocker Arm and Push Rods Cleaning and Inspection





^ Caution: Refer to Cleaning Solvent Caution in Service Precautions.

Caution: Refer to Safety Glasses and Compressed Air Caution in Service Precautions.

Important: Parts that are to be reused must be marked, sorted, and organized for assembly.

Clean the components with cleaning solvent.
^ Dry the components with compressed air.
^ Inspect the valve rocker components for:
^ Valve rocker arm valve pushrod socket contact surface (1)The contact surface must be smooth with no scoring or excessive wear.
^ Valve rocker arm roller pivot for binding or damage (2)
^ Valve rocker arm valve stem contact surface (3) The contact surface should be smooth with no scoring or excessive wear.





^ Inspect the valve pushrods for:
^ Restriction of the oil passage (1)
^ Wear or scoring of the end contact surfaces (2)The end contact surfaces must be smooth with no scoring or excessive wear.
^ Shaft for bends (3)Roll the valve pushrod on a flat surface to determine if the valve pushrod is bent.