17 ENGINE
Check timing chain
0
for damage and wear.
If there is damage or wear:
Replace the timing chain.
Check the timing chain links for smooth operation. Let the timing chain hang down freely.
The chain links no longer align in a straight line:
Replace the timing chain.
17.4.24 Removing the rocker arm
310097-10
17.4.25 Removing the valves
202
Remove screws
O
and @ of the rocker arm shafts.
Remove plugs
8
with the O-rings.
-
Screw appropriate screw
C,
into the rocker arm shafts. Pull
out rocker arm shafts
0.
- Take off rocker arm (3.
..
- Take the shims out of the valve spring retainers and lay them
to one side according to their normal built-in position.
Pretension the valve springs using the special tool.
Valve spring mounter (59029019000) (
0
p. 294)
Insert for valve spring lever (77029041200) (
0
p. 298)
Remove valve keys
O
and relax the valve springs.
Remove valve spring retainer @ and the valve spring.
Pull the valve out of the valve guide from below and remove
valve stem seal@ and valve spring seat
C,.
Содержание F2303P0
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Страница 157: ...16 BRAKE SYSTEM Check the foot brake lever for a firm pressure point 155 ...
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