CYLINDER BLOCK
3.
PISTON AND PISTON PIN
cracks, and wear and the piston ring grooves for
wear and damage. Replace
if
defective.
4) Check the circlip installation groove on the piston
for burr (A).
If
necessary, remove burr from the
'1
Check
the pistons and piston pins
for
damage,
groove
so
that the piston pin can lightly move.
2) Measure the piston-to-cylinder clearance at
each cylinder. <Ref. to ME(D0HC TURBO)-84,
CYLINDER AND PISTON, INSPECTION, Cylinder
Block.>
If
any of the clearances is not within speci-
fication, replace the piston or bore the cylinder to
use an oversize piston.
3)
Make sure that the piston pin can be inserted into
the piston pin hole with a thumb at 20°C (68°F). Re-
place
if
defective.
(A),
B2M0420E
I
~~ ~
5)
Check the piston pin circlip for distortion, cracks
and wear.
Standard clearance between piston pin and
hole in piston:
Standard
0.004
-
0.008
mm
(0.0002
-
0.0003
in)
0.020
mm
(0.0008
in)
Limit
B2M1401
B2M0084A
I
Micrometer
ME(D0HC TURBO)-86
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