7.4 Valve Drive
7.4.1 Valve clearance – Check and adjustment
Preconditions
☑
Engine is stopped and starting disabled.
☑
Engine coolant temperature is max. 40 °C.
☑
Valves are closed.
Special tools, Material, Spare parts
Designation / Use
Part No.
Qty.
Feeler gage
Y20098771
1
Offset screwdriver
F30452765
1
Torque wrench, 60–320 Nm
F30452768
1
Plug-in open-end wrench, 24 mm
F30029815
1
Engine oil
Preparatory steps
1.
Remove cylinder head cover (→ Page 148).
2.
Install barring gear (→ Page 128).
3.
Rotate crankshaft with barring gear in engine
direction of rotation until marking “OT” and
pointer are aligned.
MS150098/02E 2016-11
| Valve Drive | 141
TIM-ID: 0000004368 - 003