16 ENGINE 144
304547-10
– Remove the spacer 4.
– Take off bearing 5.
– Oil the new bearing and slide it onto the camshaft.
Lubricated with engine oil
– Mount the spacer.
304546-10
– Mount camshaft gear 3.
Holding lug A engages in the recess of the camshaft.
– Mount and tighten screw 2.
Guideline
Screw, camshaft drive
sprocket
M8 20 Nm
(14.8 lbf ft)
Loctite
®
243â„¢
– Remove the special tool.
Holding spanner (90129012000) ( p. 256)
– Repeat these steps on the second camshaft.
16.4.38 Work on the cylinder head (200 Duke)
304551-10
– Fold cam lever 1 up.
– Take the shims 2 out of the valve spring retainers and lay them to one side accord-
ing to their normal built-in position.
304552-10
– Pretension the valve spring using the special tool.
Valve spring compressor (59029019000) ( p. 252)
Insert for valve spring lever (90129060000) ( p. 259)
304537-10
– Remove valve keys 3 and relax the valve spring.
– Remove valve spring retainer 4.
– Remove valve spring, valve stem seal 5, and valve spring seat 6.
Info
Place the valve into a box according to the installation position and label the
box.
– Check the cylinder head. ( p. 145)
– Mount valve spring seat 6 and the new valve stem seal 5.
– Mount the valve spring.
– Mount valve spring retainer 4.
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