MTU 8 V 2000 M40A Operating Instructions Manual page 117

Adjusting valve clearance
1. Loosen locknut (1) and unscrew adjusting
screw (2) slightly.
2. Insert feeler gage between valve bridge and
rocker arm.
3. Readjust adjusting screw (2) so that the
feeler gage just passes through the gap.
4. Tighten locknut (1) applying the specified tightening torque, holding adjusting screw (2) firmly with screw‐
driver.
Name
Locknut
5. Insert feeler gage between valve bridge and rocker arm to verify that the gage just passes through the
gap.
Result: If not, adjust valve clearance.
Final steps
1. Remove barring device.
2. For barring device removal, follow reverse sequence of working steps.
Size Type
Tightening torque
Lubricant
MS150031/03E 2011-10 | Task Description | 117
Value/Standard
50 Nm