Valve Clearance - Check And Adjustment - MTU 12 V 4000 L63 Operating Instructions Manual

6.4.2 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
Feeler gauge
Angular screw driver
Torque wrench, 60-320 Nm
Socket wrench, 24 mm
Engine oil
Preparatory steps
1. Remove cylinder head cover (→ Page 151).
2. Install barring tool (→ Page 133).
3. Rotate crankshaft with barring tool in en‐
gine direction of rotation until marking "OT"
and pointer are aligned.
Part No.
Y20098771
F30452765
F30452768
F30029815
MS150058/01E 2012-07 | Task Description | 145
Qty.
1
1
1
1