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4. Connect the fuel lines.
4.1 Connect the fuel-inlet line (GM86395) to the fuel
inlet on the engine. See Figure 10 and Figure 11
for connection location.
4.2 Remove the fuel fitting from the fuel-return
connection point (nonservice side of the unit).
4.3 Connect the straight union fitting (X-695-2) to the
fuel-return connection point.
4.4 Connect the fuel-return line (GM86395) to the
straight union fitting installed in step 4.3.
4.5 Secure the fuel return line to the left side of the
engine using a hose clamp (X-672-32) and
existing hardware and torque to 15 Nm (11 ft. lbs).
SeeFigure9.
GM86016E-B
1. Clamp (X-672-32)
1
Figure 9 Fuel Return Line Connections
4.6 Bleed the air from the fuel system according to the
procedure provided in the engine operation
manual.
GM86016-
1. Hose (GM92558) and hose clamp (X-426-5). Attach hose to
air cleaner inlet.
2. Flex fuel line (GM86395). Attach to fuel inlet on engine.
3. Flex fuel line (GM86395), clamp (X-672-32) and straight
union (X-695-2). Attach to fuel return on engine.
4. Hose (X-6014-66) and hose clamps (X-426-19 qty. 2).
Attach to seawater inlet on engine.
5. Bulkhead connection panel (GM86346 or GM88918).
1
2
3
4
5
Figure 10 Internal Connections
GM86016B-A
1. Fuel supply connection
1
1
Figure 11 Fuel Supply Connection Locations
5. Connect the seawater hose.
5.1 Connect the seawater hose (X-6014-66) to the
seawater inlet on the engine and secure with a
hose c lamp (X-426-19). See Figure 10.
6. Connect the air cleaner hose.
6.1 Position the air cleaner hose (GM92558) through
the upper bulkhead as shown in Figure 10 (item 1)
and secure the hose to the air cleaner inlet using a
hose c lamp (X-426-5).