Yanmar 3TNV82A-B Service Manual page 197

4-Valve Cylinder Head
Reassembly of the Valve Cover
1. Lightly grease a new valve cover gasket
(Figure 6-76, (6)). Place the gasket in the
groove of the valve cover (Figure 6-76, (3)).
2. Place the valve cover on the cylinder head.
3. Be sure new O-rings (Figure 6-76, (5)) are
installed on the valve cover nuts. Reinstall and
tighten the valve cover nuts (Figure 6-76, (4)).
(2)
(1)
Figure 6-76
4. Reinstall the fuel injector grommets
(Figure 6-76, (1)).
5. Reinstall the exhaust manifold using a new
gasket. Tighten the bolts to specification.
6. Reinstall the intake manifold using a new
gasket. Tighten the bolts to specification.
7. Reconnect the fuel injector return hose and fuel
injection pump coolant hoses.
8. Reinstall the high-pressure fuel line grommets
into the valve cover.
TNV DI Service Manual
(3)
(4)
(5)
(6)
0001877
9. Reinstall the high pressure and fuel return lines.
See Installation of the Fuel Injectors on
page 7-42.
10. Reinstall the coolant pump. See Reassembly of
Engine Coolant Pump on page 8-11.
11. Reinstall the alternator. See Installation of
Alternator on page 12-16.
12. Reconnect the turbocharger oil supply and
drain lines.
13. Reconnect the air intake hose.
ENGINE
6-65