FUEL SYSTEM
Repair
12/05
BY Service Manual
6-17
© 2009 Yanmar Marine International
15. Tighten jack screw (Figure 6-28, (1)) until
high-pressure pump is released from sprocket.
Remove high-pressure pump from engine.
NOTICE: NEVER remove special tools until
high-pressure pump is installed. If the special
tools are removed, the drive sprocket will no
longer be held in the correct position for
reassembly.
Figure 6-28
Figure 6-28
Installation
1. Remove jack screw (Figure 6-29, (1)) but leave
sleeve (Figure 6-29, (2)) (special tool OEM No.
13 5 192) installed.
Figure 6-29
Figure 6-29
2. Ensure gasket surfaces of the engine block and
high-pressure pump are clean. Install new
gasket (Figure 6-30, (1)).
Figure 6-3 0
Figure 6-30
3. Install high-pressure fuel pump and install three
nuts (Figure 6-31, (1)).
Figure 6-3 1
Figure 6-31
Note: The pump shaft may have a keyway cut
into it but no key is used in this
application.
R13 0675
2
1
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