TORQUE REQUIREMENTS
FOR
MAIN ENGINE COMPo-
NENTS
Big end cap
,.
.
Journal cap , .
Nut securing pulley hub/vibration damper
_.".
Bolt securlng flywheel , .
...
4.1
kgm
+
60°
.8.2
kgm
+
90'
..
........
30
Kgm
.....
4.1
kgm +
60°
CRANKSHAFT DAMPER
(8041
Si
25)
We
polnt
out
that the torsional damper (viscous type ar made of rubber) fitted
on the crankshaft, when
it is weared, can cause the breaking
ofthe
crankshaft
The wear level of this part depends on the power, R.P.M. and ambient condi-
tion8.
The
damper
must
be
replaced at each general overhauling
of
the engine.
Moreover we suggest to replace the damper, meanly, after the following pe·
riods:
.8041
Si
25 15.000 hours
30