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Adjusting valve clearance
1.
Release locknut (1).
2.
Insert feeler gauge between valve bridge
and rocker arm.
3.
Using angular screw driver, set adjusting
screw (2) so that the specified valve clear‐
ance is provided.
4.
Feeler gauge must just pass through the
gap.
5.
Tighten locknut (1) with torque wrench to the specified torque, holding adjusting screw (2) firm.
Name
Size
Type
Lubricant
Value/Standard
Locknut
M16
Tightening torque
(Engine oil)
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 tool (→ Page 133).
2.
Install cylinder head cover (→ Page 151).
MS150058/01E 2012-07 | Task Description | 147
TIM-ID: 0000004368 - 002