Rocker Lever Assembly - Cleaning and Inspection for Reuse (3-01) Section 3 - Rocker Levers - Group 03 M11 Page 3-8 Use clean 15W-40 oil to lubricate the threads of the ad- justing screws. Install the adjusting screws into the rocker levers. Install the locknuts on the adjusting screws. NOTE: If the engine is equipped with Jacobs W Brakes, a special hex head adjusting screw must be used. Install the locknut on the adjusting screw before installing the adjusting screw in the rocker lever. Use clean 15W-40 oil to lubricate both rocker lever shafts. Install the front end support on each shaft. Install the retaining clamps and support mounting capscrews through the end supports.
Install the rocker levers on the front rocker lever shaft in the correct sequence as shown. NOTE: The rocker levers must be installed so they will be in the same position in the engine as when they were removed. Install one of the two shaft center supports on the shaft. Install the retaining clamp and support mounting capscrew through the center support. Install the remaining levers and the supports with the intake (I) and the exhaust (E) valve rocker levers in the correct position as shown. Install the retaining clamps and the support mounting capscrews. Use the same procedure to install the rocker levers and supports on the rear shaft.