0
0
A
A
30/ENGINE - WORK ON INDIVIDUAL PARTS
109
19.15
Checking the cylinder head
600282-10
–
Check the valve guides using special tool
.
Limit plug gauge (59029026006) (
» If the special tool is easy to insert into the valve guide:
–
Change the valve guide and valve.
–
Check the sealing area of the spark plug thread and the valve seats for damage and
cracking.
» If there is wear or cracking:
–
Change the cylinder head.
400375-10
–
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
≤
0.10
mm (
≤
0.0039
in)
» If the measured value does not equal the specified value:
–
Change the cylinder head.
400373-10
–
Check sealing seat
of the valves.
Valves
Sealing seat width, intake
1.50
mm (0.0591
in)
Valves
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 though all oil holes with compressed air and check that they are clear.
19.16
Installing the valves
600283-10
–
Check parts for damage and wear. Replace damaged or worn parts.
–
Position the lower valve spring retainers
. Mount the new valve stem seals
.
600284-10
–
Mount valves
according to their position in the engine.
–
Mount outer valve spring
, inner valve spring
and upper valve spring
retainer
.
Содержание 2008 450 XC ATV
Страница 1: ...REPAIR MANUAL 2008 450 XC ATV 525 XC ATV ART NO 3206058en ...
Страница 2: ......
Страница 9: ...IMPORTANT NOTES 7 ...
Страница 10: ...IMPORTANT NOTES 8 2 1 Overview of warning labels 100106 10 ...
Страница 223: ... 3206058en 3206058en KTM Sportmotorcycle AG 5230 Mattighofen Austria http www ktm com 12 2007 Photo Mitterbauer ...