30/ENGINE - WORK ON INDIVIDUAL PARTS 134
300228-10
– Remove the small camshaft bearing using the special tool.
Insert for bearing puller (15112018100) ( p. 246)
Bearing puller (15112017000) ( p. 246)
300229-10
– Press in the small camshaft bearing as far as possible using the special tool .
Push-in drift (75029044020) ( p. 251)
300230-10
– Press in the large camshaft bearing as far as possible using the special tool .
Push-in drift (75029044010) ( p. 250)
– Install the rocker arm. ( p. 137)
19.22Removing valves
300115-10
– Take the shims out of the valve spring retainers and lay them to one side accord-
ing to their normal built-in position.
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– Pretension the valve springs using the special tool.
Valve spring compressor (59029019000) ( p. 247)
Valve spring mounting device (78029060000) ( p. 254)
– Remove valve keys and release tension on the valve springs.
– Remove spring retainers and spring.
– Pull the valve down and out of the valve guide, remove the valve stem seal and
valve spring retainer.
300117-10
– Mark the valves according to their normal built-in position.
Info
Place the valve into a box according to the installation position and label the
box.
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