Yanmar 3TNV82A-B Service Manual page 178

ENGINE
(2)
(1)
Figure 6-31
3. Place the cylinder head assembly on its
exhaust port side.
4. Place all the valves (Figure 6-32, (6)) in their
proper location in the cylinder head.
Figure 6-32
5. Place the cylinder head on the workbench with
the combustion side down to install the valve
springs. Install the valve spring
(Figure 6-32, (4)) and the spring retainer
(Figure 6-32, (5)).
6. Using the valve spring compressor tool,
compress the valve spring.
6-46
7. Insert the valve keepers (Figure 6-32, (2)) and
Reassembly of Cylinder Head
1. Carefully clean both the combustion surface of
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2. Position the cylinder head on the cylinder head
(1)
(2)
(3)
(4)
(5)
(6)
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2-Valve Cylinder Head
slowly release the tension on the valve spring.
Install the valve cap (Figure 6-32, (1)). Repeat
the steps on all the remaining valves.
the cylinder head and the top surface of the
cylinder block. Then place a new cylinder head
gasket (Figure 6-33, (2)) on the cylinder block.
gasket.
(2)
Figure 6-33
TNV DI Service Manual
(1)
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