KTM 690 SMC 2008, Руководство по ремонту

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