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30/ENGINE - WORK ON INDIVIDUAL PARTS
A
0 0 A
Installing valves
18.27
4
0 0 4
2
0 0 2
–
Check the sealing area of the cylinder for distortion using a straight edge and the
special tool.
Feeler gauge (59029041100) (
Cylinder/cylinder head - sealing area
distortion
»
If the measured value does not equal the specified value:
–
Change the cylinder head.
400375-10
–
Check sealing seat
Valve - sealing seat width
Intake
Valve - sealing seat width
Exhaust
»
If the measured value does not equal the specified value:
–
Machine the valve seat.
400373-10
–
Blow compressed air through all oil holes and check that they are clear.
–
Position the valve spring cap
–
Install the valves
–
Install the valve springs
0 0 5
5
1
0 0 1
0 0
3
0 0 3
300118-01
–
Pretension the valve springs using the special tool.
Valve spring compressor (59029019000) (
Valve spring mounting device (78029060000) (
300116-11
–
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
300115-11
p. 210)
of the valves.
. Install new valve stem seals
according to their normal built-in position.
and the spring retainers.
into the valve spring retainers according to the installation position.
≤ 0.10 mm (≤ 0.0039 in)
1.60 mm (0.063 in)
2.00 mm (0.0787 in)
.
p. 209)
p. 216)
120
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