Picture 5.2 – Sequence chart of the tightening of the fastening nuts of the block heads of the
six-cylinder engine
Picture 5.3 –Sequence chart of the tightening of the fastening nuts of the block heads
of the eight-cylinder engine
5.10 Installation of the push rods and rockers with pivots, adjusting of the heat
clearance of the valves in the valve mechanism
5.10.1 Before the installation spherical surfaces of the push rods should be lubricated with oil
which is applied in the engine lubrication system.
5.10.2 Before the installation of rockers adjusting screws should be screwed into the rockers for
the whole thread.
5.10.3 Rockers with the pivots should be installed at the heads of the cylinder block so that the
arm pins were installed into the holes of the head and spheres of the adjusting screws should be
coincided with the spheres of the rods.
5.10.4 Fastening nuts of the rocker arm supports should be tightened with the moment of force
from 120 to 150 Nwm (from 12 to 15 kfg m).
5.10.5 Rockers of the valves should rotate free at the pivot and push rods should rotate free from
the manual effort.
5.10.6 Clearances between the rocker pane and faces of the valve rods should be from 0.25 to
0.30 mm for all valves.
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Page 201: ...4 Thread stripping M16 1 5 6H no more than two threads Inspection To calibrate the thread...