Workshop Manual

1/2
6
2011
Cylinder head
W 01-06-03
W 01-06-03 Check valve guide
Tools
- Commercial tools
Magnetic measuring stand
- Special tools
100 400 - Meter
Note
- New valves are used for testing.
- If the wear limit is reached, the valve
guide has to be changed.
References
- W 01-05-01
Check valve guide
z Remove valves
Î Job card W 01-05-01.
z Check valve guide for visible signs of wear.
z Attach magnetic measuring stand and insert
meter.
z Insert new valve.
z Apply stylus to the valve head with pre-tension
(arrow) and set meter to ”0”.
© 33881 1
Measure valve shaft clearance
z Move valve to and fro in direction of arrow.
Note
- The end of the valve shaft must be flush with
the valve guide to measure the valve shaft
clearance.
- The whole tilt angle must be taken into
consideration.
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01 33 01 34
© 11/2004 0312 1561 - 0138