|
Check and adjust valve play
 Remove
| 1. |
Remove injectors
Note: Mark
assignments
|
| 2. |
Turn the crankshaft until the cam pair (1) and (2) faces
upwards.
|
|
|
| 3. |
Check valve play with feeler gauge (1)
Note: Valve play must
be checked at room temperature when the engine is cold.
| • |
Test values: see Technical Data 
|
|
|
|
| 4. |
Turn crankshaft
| • |
180° in direction of engine rotation
| – |
Check valve play at cam pair (6) and (2)
|
|
| • |
180° in direction of engine rotation
| – |
Check valve play at cam pair (5) and (3)
|
|
| • |
180° in direction of engine rotation
| – |
Check valve play at cam pair (4) and (1)
|
|
| • |
Test values: see Technical Data
|
|
|
|
| 6. |
Remove cup tappets using KM-845
|
Install
| 7. |
Determine cup tappet size
Note: The
identification number (arrow) is on the inside of the cup
tappet
|
Example of how to calculate the size of the cup
tappet:
|
|
|
|
|
Dimension of fitted cup tappet
|
|
3.66 mm
|
(code 66)
|
|
Measurement between cams and cup tappets
|
+
|
0.44 mm
|
|
| |
=
|
4.10 mm
|
|
|
Required value, valve lash, intake side
|
-
|
0.40 mm
|
|
|
Nominal dimension of the new cup tappet
|
|
3.70 mm
|
(code 70)
|
Note: For code
allocation, see Technical Data
| • |
Now use a cup tappet with this dimension or one that is nearest
to it
|
|
|
|
| 8. |
Install cup tappet
Note: Coat cup tappet
with engine oil and insert
|
| 10. |
Check valve play again with feeler gauge
|
|
