1) Install piston pin to piston (1) and connecting rod:
After applying engine oil to piston pin and piston pin holes in pis-
ton and connecting rod, fit connecting rod to piston as shown in
figure and insert piston pin to piston and connecting rod, and
install piston pin circlips (3).
NOTE:
Circlip should be installed with its cut part facing either up
or down as shown in figure.
The oil hole (2) should come on intake side
2) Install piston rings to piston:
As indicated in figure, 1st and 2nd rings have “RN”, “T” or “R”
mark (1) respectively. When installing these piston rings to
piston, direct marked side of each ring toward top of piston.
1st ring differs from 2nd ring in thickness, shape and color of
surface contacting cylinder wall.
Distinguish 1st ring from 2nd ring by referring to figure.
When installing oil ring, install spacer first and then two rails.
3) After installing three rings (1st, 2nd and oil rings), distribute their
end gaps as shown in figure.
1. Arrow mark
2. 1st ring end gap
3. 2nd ring end gap and
oil ring spacer gap
4. Oil ring upper rail gap
5. Oil ring lower rail gap
6. Intake side
7. Exhaust side
INSTALLATION
1) Apply engine oil to pistons, rings, cylinder walls, connecting rod
bearings and crankpins.
NOTE:
Do not apply oil between connecting rod and bearing or be-
tween bearing cap and bearing.
2) Install guide hoses over connecting rod bolts.
These guide hoses protect crankpin and threads of rod bolt from
damage during installation of connecting rod and piston assem-
bly.
ENGINE MECHANICAL (F8D ENGINE)
6A1-49
Содержание 800
Страница 354: ...UNIT REPAIR OVERHAUL ENGINE ASSEMBLY REMOVAL AND INSTALLATION Refer to Section 6A ENGINE MECHANICAL F8D ENGINE 6A1 51 ...
Страница 396: ...6E1 6 ENGINE AND EMISSION CONTROL SYSTEM ...
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Страница 644: ...Prepared by Overseas Service Department 1st Ed October 1999 Printing 646 ...