17 ENGINE
302808-10
160
-
Using a straightedge and the special tool, check the sealing area of the cylinder
for distortion.
I
Feeler gauge (590290411 00) (
�
p. 229)
Cylinder/cylinder head - sealing area
distortion
:5 0.10 mm (:5 0.0039 in)
If the measured value does not meet specifications:
-
Change the cylinder head.
-
Check sealing seat
f)
of the valves.
Valve
Intake sealing seat width
Valve
Exhaust sealing seat width
2.00 mm (0.0787 in)
2.00 mm (0.0787 in)
If the measured value does not meet specifications:
-
Rework the valve seat.
-
Blow compressed air through all oil channels and check that they are clear.
17.4.30 Checking the rocker arm shafts
306609-10
17.4.31 Installing the valves
-
Check the rocker arm shafts for damage and wear.
If there is damage or wear:
-
Change the rocker arm shafts.
-
Position valve spring seats
O.
Mount the new valve stem seals @.
-
Mount the valves according to their normal built-in position.
-
Mount the springs and spring retainers
@).
-
Pretension the valve springs using the special tool.
Valve spring mounter (59029019000) (
�
p. 229)
Insert for valve spring lever (77029041200) (
�
p. 232)
Содержание FS 450 2015
Страница 1: ...PIONEERING SINCE 1903 REPAIR MANUAL2015 FS 450 Art no 3403022en Husqvarna MOTORCYCLES ...
Страница 2: ......
Страница 217: ...215 ...