Section 4 - Cam Follower Assembly - Group 04 Cam Follower Assembly - Rebuild (4-02) M11 Page 4-11 Use the crack detection kit, Part No. 3375432, to inspect the cam follower levers and supports for cracks. Use the crack detection cleaner, Part No. 3375433, to clean the levers and supports. Dry with compressed air. Use the crack detection penetrant, Part No. 3375435, to spray the levers and supports. NOTE: Do not dry the penetrant with compressed air. Allow the penetrant to dry for 15 minutes. Remove the excess penetrant with a dry cloth. Use the crack detection developer, Part No. 3375434, to spray the levers and supports. Visually inspect the levers and supports.
Cracks will appear as a solid bright line. Cavitation in the casting will appear as a small round mark. If cracks or cavitation are found the part must be replaced. Use solvent to clean the acceptable levers and supports. Dry with compressed air.