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A. E
F
V
LECTRIC
UEL
The electric fuel valves are wired to the ignition
switch. When the ignition is turned ON the valve
opens, when the ignition is turned OFF the valve
closes. The manual override knob on the side of
the valve should be left in the OFF position at all
times.
In the event of an electrical malfunction, the valve
can be opened and closed manually by turning the
manual override knob.
The electric fuel valve is installed in-line on the fuel
hose between the fuel tank the engines and
generator.
E
F
V
(
LECTRIC
UEL
ALVE
MANUAL OVERRIDE
B. D
F
S
IESEL
UEL
YSTEM
E
O
)
NGINE
PTION
The diesel fuel system consists of two fuel tanks
with a total capacity of 170 gallon (643 liters), fuel
tank vent, shut-off valve, engine fuel supply and
return line, fuel filters and fuel fills (Figure 5.2.1).
5.2
S
5 • F
ECTION
ALVES
. 5.2.1)
FIG
ON/OFF KNOB
(W
D
ITH
IESEL
S
UEL
YSTEM
C. F
F
(D
UEL
ILTER
IESEL
Primary and secondary fuel filters are located on your
Sea Ray
to help keep the fuel as clean as possible.
®
Primary fuel filters are the Racor
fuel filters installed in the engine compartment
(Figure 5.3.1). The secondary fuel filters are located
on the engine and should be replaced in accordance
with the Engine Owner's Manual.
NOTE: Use of any methanol, gasohol or alcohol
based fuel additive will damage the fuel filter.
REFER TO THE ENGINE OPERATOR'S MANUAL
FOR MORE DETAILED INFORMATION.
2. F
F
M
UEL
ILTER
A major cause of poor starting or power loss is the
result of a clogged filter element or a fuel system
air leak. Check that the filter lid and drain plug are
properly tightened.
Inspect or drain the collection bowl of water daily.
A. T
:
O DRAIN WATER
1.
Shut down the engine.
2.
Loosen the T-handle on the top lid to break the
vacuum within the filter (see Fig. 5.3.1).
3.
With a suitable collection container in place,
remove the drain plug and allow water and
contaminants to drain. (see Fig. 5.3.2).
4.
Replace the drain plug and, if necessary, prime
the filter by removing the lid (see Fig. 5.3.3)
and filling the filter with clean fuel.
5.
Replace the lid and tighten the lid T-handle by
hand only. Do not overtighten.
Replace the filter element at regular intervals or if a
power loss is detected.
300 Sundancer
)
water separating
®
AINTENANCE
(335 Sundancer
®
)
®
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