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Yanmar 4BY - Page 89

Yanmar 4BY
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ENGINE
5-34
BY Service Manual
Cylinder Head
Figure 5-42
13. Connect oil cooler return pipe (Figure 5-42, (2))
to thermostat housing.
14. Install bolt (Figure 5-42, (1)).
15. Install fuel injectors. See Installation of Fuel
Injector on page 6-16. Connect high-pressure
lines using special tool OEM No. 13 5 020. See
Removing and Installing High-Pressure Fuel
Lines on page 6-17
Figure 5-43
16. Rotate crankshaft using the crankshaft
dampener bolt until No. 1 cylinder is at TDC.
Secure flywheel using flywheel holding tool.
IMPORTANT
NEVER mix used valve train components.
Whenever installing valve train components,
be sure to install them in their original
positions.
17. Install all hydraulic rocker arm pivots and cam
followers.
18. Install both camshafts. See Installation of
Camshafts on page 5-57.
19. Install cylinder head cover. See Remove and
Install Cylinder Head Cover on page 5-20.
20. Install exhaust manifold. See Exhaust Manifold
on page 5-72.
0003766
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1
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