KiSC issued 09, 2007 A
-
/
:TI
=:c:i
@)
Removing Piston
1)
Drive out the piston to the cylinder head side with a
hammer grip.
2)
After driving the piston out, attach a tag to each piston
to indicate its number.
(A)
Markings on the piston head
(01402-BJ
[V1902-B]
A069F002
Removing Piston Ring
1)
Remove the piston rings.
2)
Remove the piston pin. Mark the piston head so that
the piston will be reassembled in the right direction.
Also, to avoid wrong reassembling, write down the
number of the piston and the connecting rod as a pair.
(A)
Reassembling of piston, piston rings and connecting rod
(a)
Mark before disassembl ing
When
installing
a
piston,
face
this
mark toward the alignment marks.
(b)
Plated Keystone ring
(c)
Discontinuous undercut ring
(g)
Taper
and
inside
cut
ring
[V1702·B
only
J
(
Note for reassembl
i
ng)
•
When reassembl ing, the connecti ng rod to the piston,
heat the piston well and tap in the piston pin. Make
sure that the piston is reassem bled with the right con-
necti ng rod. Face the mark on the piston head toward
the connecti ng rod.
•
When install
i
ng a piston ring onto the piston, face the
mark (manufactu rer's name or "TOP") toward the piston
head.
•
When install ing the coil expander i n the ri ng, place the
expander joint on the opposite side ( 3.14 rad. (180°))
of the ring gap.
•
Place the piston
ri
ngs so that there are gaps every 1.57
rad.
(
90°
)
with no gap facing the piston pin in the
cyl
i
nder.
Engine serial number
:
37196 and
beyond
(d) Coil expander ring
(f)
Al
i
gnment
marks
When installing a connecting
co19FOO!i
rod face the alignment marks
toward the injection pump.
46
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