FUEL SYSTEM
6-14
6LPA Service Manual
Fuel Injection Nozzle
© 2007 Yanmar Marine International
Fuel Injection Nozzle Removal
NOTICE: Consult a DENSO service shop when
servicing the fuel injection pump and fuel injection
nozzle. The following fuel injection nozzle service.
The following fuel injection nozzle service
procedure is described for reference only.
1. Remove the rocker cover. See step 8 starting in
Cylinder Head Removal on page 5-16.
2. Remove the link unit from the fuel injection
pump and intake manifold.
3. Remove the fuel return hose, 6 joint bolts, nut
and 7 gaskets to remove the No. 1 fuel return
pipe from the cylinder head (Figure 6-9).
Figure 6-9
Figure 6-9
4. Remove the 4 nuts and 2 clamps from the
intake manifold.
5. Remove the union nut of the fuel injection pipe
from the fuel injection nozzle (Figure 6-10).
Figure 6-10
Figure 6-10
6. Remove the union nut of the fuel injection pipe
from the fuel injection pump (Figure 6-11).
Figure 6-11
Figure 6-11
7. Remove the fuel injection pipe (Figure 6-12).
Figure 6-12
Figure 6-12
8. Remove the nozzle holder seal using a
screwdriver to pry the nozzle holder from the
cylinder head (Figure 6-13).
Figure 6-13
Figure 6-13
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