Remover
Installer
Fig. 5-2 Replacement
of
valve guide
Fig.
5-3 Pressing
out
combustion chamber
3
2-4 Rocker shaft brackets
To remove rocker
shaft bracket, prior
to
loosing center bolt 1 , loose short ones
2 ,
lest bracket should
be
strained
to
break.
In
bolting it down, screw those bolts
in
reverse order, that
is,
first long bolt 1 and
then short ones
2.
In
setting brackets, allot enough clearances
to
permit both left and right rockers to
move smoothly.
Fig.
5-4 Setting direction
of
combustion
chamber jet and director
Fig.
5-5 Bolts on rocker shaft bracket
PISTONS AND CONNECTING
RODS
3·'
How
to
remove and install piston and connecting rod assy.
In
Model
4DQ50 Engine, connecting rod large end has a larger diameter than
-
71-
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