Adjusting valve clearance
1.
Release locknut (1).
2.
Insert feeler gauge (3) between valve bridge
and rocker arm.
Note:
Replace or rectify adjusting screws and/or
locknuts which do not move freely.
3.
Using Allen key, set adjusting screw (2) so
that the specified valve clearance is provided.
Note:
Feeler gauge must just pass through the gap.
4.
Pull feeler gauge (3) between valve bridge
and rocker arm.
Note:
Hold adjusting screw (2)firmly in position.
5.
Tighten lock nut (1) to specified tightening torque using a torque wrench.
Name
Size
Type
Lubricant
Value/Standard
Locknut
M16x1.5
Tightening torque
90 Nm +9 Nm
6.
Check valve clearance, adjust if necessary.
Final steps
1.
Remove barring device (→ Page 88).
2.
Install cylinder head cover (→ Page 107).
3.
Enable engine start.
106 | Valve Drive | MS15058/04E 2018-12
TIM-ID: 0000039867 - 003
Summary of Contents for 20V4000G44F
Page 4: ......