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Adjusting valve clearance
1.
Release locknut (1).
2.
Insert feeler gauge (3) between valve
bridge and rocker arm.
3.
Using Allen key, set adjusting screw (2) so
that the specified valve clearance is provid‐
ed.
4.
Feeler gauge (3) must just pass through
gap.
5.
Tighten locknut (1) with torque wrench to the specified tightening torque, holding the adjusting screw (2)
to prevent it from turning.
Name
Size
Type
Lubricant
Value/Standard
Locknut
M16 x 1.5 Tightening torque
90 Nm +9 Nm
6.
Replace or rectify adjusting screws and/or locknuts which do not move freely.
7.
Check valve clearance.
Final steps
1.
Remove barring device (→ Page 131).
2.
Install cylinder head cover (→ Page 144).
M015710/04E 2012-09 | Task Description | 143
TIM-ID: 0000012221 - 004