7.5.2 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 gauge
Y20098771
1
Valve setting gauge
Y4349603
1
Angular screw driver
F30002815
1
Torque wrench, 60–320 Nm
F30452768
1
Socket wrench, 24 mm
F30039526
1
Engine oil
Preparatory steps
1.
Remove cylinder head covers (→ Page 151).
2.
Install barring tool (→ Page 138).
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.
MS150048/05E 2018-03
| Valve Drive | 147
TIM-ID: 0000000922 - 016
Содержание 20V4000M93 series
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