Raise the rocker arm (3) and remove the opening shim (5) from the valves with a pair of pliers.
Push down the closing rocker arms (16) and (4) and the closing shim (7).
Remove the half rings (6) from the valves with a magnetic screwdriver. Extract the closing shims (7) from the valve using a pair of pliers.
Withdraw the valves (14) and (11) from underside of the cylinder head.
Repeat the same procedure for the other cylinder head.
Removal of the lubrication system
Disconnect the sensor (12) of the main wiring.
Open the pipe grommet (11).
Undo the screw (8) and slide out the plate (9).
Slide the tubes (7) out of the half-casing having care not to damage the tubes
o-rings (a) that guarantee the coupling
sealing.
Undo and remove the sc ...
Refitting the shock absorber support
If you had removed them, apply recommended grease on the threads of the
adjusters (4) and the ring nuts (3) having
care not to have grease on the surface (c) of the adjusters.
Tighten the adjusters on the ring nut side opposite to that featuring flats
until bringing the surfaces as close as ...
Refitting the water pump
Clean the seat on the cover, any parts you intend to reuse, and the impeller
shaft. Then refit as follows.
Fit on the impeller (10) shaft the mechanical seal (9) as indicated in the
figure.
Apply specified lubricant to facilitate the insertion.
Bring the mechanical seal fully home on th ...