Adjusting valve clearance
1.
Release locknut (1).
2.
Insert feeler gage between valve bridge and
rocker arm.
3.
Using offset screwdriver, set adjusting
screw (2) such that specified valve clearance
is set.
4.
Feeler gage must just pass through the 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
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 gear (→ Page 128).
2.
Install cylinder head cover (→ Page 149).
MS150098/02E 2016-11
| Valve Drive | 143
TIM-ID: 0000004368 - 003