mxu 400 Manuel atelier : Page 55

                                                                     27. Install the four top-side cap screws with rubber
                                                               washers; then install the remaining cap screws.
                                                               Tighten only until snug.




                                                 MD1146
23. Place the cam chain tensioner assembly and gasket
    into the cylinder making sure the ratchet side is
    facing toward the top of the cylinder and secure
    with the two cap screws.                                                                                MD1261
                                                           28. In a crisscross pattern starting from the center and
                                                               working outward, tighten the cap screws (from
                                                               step 27) to 8 ft-lb.
                                                           29. Adjust valve/tappet clearance (see Section 2).
                                                           30. Place the two tappet covers with O-rings into posi-
                                                                                                                       3
                                                               tion; then install and tighten the cap screws
                                                               securely.




                                                 MD1254
24. Install the cap screw and spring into the end of the
    cam chain tensioner. Tighten securely.




                                                                                                            MD1264
                                                           31. Install the spark plug and tighten to 8 ft-lb; then
                                                               install the timing inspection plug.


                                                             Left-Side Components
                                                 MD1245
                                                            NOTE: For efficiency, it is preferable to remove
25. Loosen the adjuster screw jam nuts; then loosen        and disassemble only those components which
    the adjuster screws on the rocker arms in the valve
    cover.                                                 need to be addressed and to service only those
                                                           components. The technician should use discretion
26. Apply a thin coat of Three Bond Sealant to the         and sound judgment.
    mating surface of the valve cover; then place the
    valve cover into position. Note that the two align-                    AT THIS POINT
    ment pins are properly positioned.
                                                           To service any one specific component, only limited
 NOTE: At this point, the rocker arms and adjuster         disassembly of components may be necessary. Note
screws must not have pressure on them.                     the AT THIS POINT information in each sub-section.

                                                            NOTE: The engine/transmission does not have to
                                                           be removed from the frame for this procedure.

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