17
ENGINE
137
17.4.27 Installing valves
0
0
1
1
0
0
0
0
2
2
0
0
3
3
0
0
5
5
0
0
4
4
300118-01
–
Position the valve spring cap
1
. Install new valve stem seals
2
.
–
Mount valves
3
according to their normal built-in position.
–
Install the valve springs
4
and the spring retainers.
300116-11
–
Pretension the valve springs using the special tool.
Valve spring compressor (59029019000) (
p. 216)
Valve spring mounting device (78029060000) (
p. 222)
300115-11
–
Mount valve keys.
Info
When mounting the valve keys, check that they are seated correctly; prefer-
ably, fix the valve keys to the valve with a little grease.
–
Place shims
5
into the valve spring retainers according to the installation position.
17.4.28 Installing rocker arm
300114-11
–
Position the rocker arm
1
and push in the rocker arm shafts
2
.
Info
Make sure that the tapped hole of the rocker arm shaft is positioned facing
outwards.
The small drill hole and the flat surface must point upwards.