39
COMPILER TECO/ATI ENDORSEDDATE
01.08.2003
REG. CODE
1-5302-620
MODEL N°
50902
DATE OF ISSUE
08-03
REVISION 00
76
77
78
79
XIII
0,15 mm
5 kgm (49 Nm)
ENGINE ASSEMBLY
intake/exhaust
Fitting cylinder heads
Insert oil seal O-rings on rocker arm housing and fit the cylinder
head in place. Insert 0.5 mm copper gaskets between the surfaces.
(fig. 77).
Make sure the oil seal rings are housed properly in the
heads to avoid oil leaks.
Align heads using a manifold or a metallic bar as shown in fig. 78.
Tighten down cylinder head nuts uniformly (fig. 78) increasing 1
kgm at every turn until a pressure is reached of:
Valve clearance
The clearance between valves and rockers with the engine cold (fig.
79) is:
The operation must be carried out with the pistons at their top dead
center compression position.
Adjustment is effected by inserting copper washers between the
injector and injector supporting faces on the heads (fig. 76). Washer
thickness 1 mm (RD210-211) and 0.5 mm (RD270-278).
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