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9.4.3 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
Feeler gauge
Valve setting gauge
Angular screw driver
Torque wrench, 60–320 Nm
Socket wrench, 24 mm
Engine oil
Preparatory steps
1.
Remove cylinder head covers (→ Page 208).
2.
Remove guard plate and install barring tool (→ Page 189).
Note:
Pointer (1) is located in the lower opening of
the flywheel housing (arrow).
3.
Use barring tool to turn crankshaft in direc-
tion of rotation until marking OT/A1 on the
rear side of the flywheel housing and point-
er (1) are aligned.
204 | Valve Drive | MS15065/01E 2019-01
Part No.
Qty.
Y20098771
1
Y4349603
1
F30002815
1
F30452768
1
F30039526
1
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