ROCKER LEVER COVER ASSEMBLY REPAIR, / REPLACE.
This task covers: a . Removal b . Cleaning/Inspection/Repair c . Installation
Tool kit, general mechanic's (Item 1, Appendix B)
Torque wrench (Item 2, Appendix B)
Aftercooler air crossover
General Safety Instructions
Well ventilated area required for cleaning and testing.
Remove two clamps and plain hose from crankcase breather assembly.
Remove five capscrews and washers from each rocker lever cover.
3 . Remove covers.
Remove crankcase breather and oil filler cap.
Remove all gaskets
Live steam used for cleaning shall not exceed 100 psi (690 kPa) . During steam cleaning
operations, adequate ventilation, natural or forced, should be provided. Do not direct live steam
Death or serious injury could occur if compressed air is directed against the skin. Do not use
compressed air for cleaning or drying unless the pressure is/has been reduced to 30 psi (2.11
kgcm2) or less . When working with compressed air always use chip guards, eye protection, and
other personal protection equipment.
Steam clean covers and dry with compressed air.
manufactured with a 0.030-inch (0.75 mm) bow located
in the shaded areas as shown to provide better sealing
qualities . This built-in bow on the valve covers must
not be mistaken for warpage . Also, do not attempt to
increase or remove the bow from the sealing surface.
4 . Inspect each cover for cracks or damage.
Repair of rocker lever assembly components is limited to the replacement of damaged
or faulty parts.