Westerbeke 6.5 MCG Service Manual page 12

DISASSEMBLY OF FUEL SYSTEM COMPONENTS
REMOVING ASSEMBUES
The fuel system components can be removed as assemblies
by simply unbolting their brackets from the engine. Unplug
the fuel injectors and wiring harness connections and discon-
nect the fuel lines and coolant hoses.
Mark and label the connections for re-assembly.
NOTE:
Coolant hoses and fuel lines may need·to be drained
off as
they
are disconnected.
A
CAUTION:
Clean up spilled fllel immediately and
dispose of rags properly.
Remove all the bolts and nuts that fasten the brackets to the
engine. The components can then be removed as complete
assemblies, covered over and set aside. This allows full
.
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access to the engine block.
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1
I
'I
FUEL PUMP:
AND FUEL
MODULE
ASSEMBLY
THE FUEL PUMP AND FUEL MODULE
CAN BE DISASSEMBLED FROM THE
ENGINE AS AN ASSEMBLY BY
REMOVING THE BRACKET.
Engines & Generators
10
THE FUEL RAIL AND INTAKE MANIFOLD
INJECTORS CAN BE REMOvt:D AS AN
ASSEMBLY BY REMOVING THIS BRACKET. ;
THE TIMER IS MOUNTED ON A
BRACKET JUST ABOVE THE FUEL
CELL THE TIMER FUNCTION IS TO
TERMINATE DC VOLTAGE TO THE
FUEL PUMP AT ENGINE SHUTDOWN.
FUEL FILTER ASSEMBLY
FUEL SYSTEM COMPONENTS
Incoming fuel (from the owner installed Gasoline Water
Separator/Filter) is pumped
thru
the
Inlet Fuel Filter into the
Fuel Module
by
the Electric Fuel Pump.
The
fuel
is
cooled
as
it
circulates thru the Fuel Module and then is pumped
by
the Elf!ctric Fuel Pump to the High Pressure Pump Modide
and to the Secondary Fuel Filter. The fuel passes to the Fuel
Rail and
is
delivered (utider pressure) to the Fuel Injectors.