Page FUEL SYSTEM - 4
Z001019/0_6_July 2008
03 FUEL SYSTEM
SERVICE MANUAL MARINE ENGINES
03.02
FUEL PUMP, UNIT INJECTOR,
LINES
03.02.01
Replace fuel pump
Fuel pump operation is controlled by EMS.
Disassembly
1
Ventilate drain fuel system.For this purpose, open
fuel line between fuel filter and fuel pump
(ill.4/pos.1)
and let pump run for approx. 6 x 10 sec. Make sure
that air is sucked into the line.
ATTENTION:
Close fuel cock on tank, if tank is
higher.
2
ATTENTION: Prior to disassembly, disconnect
battery cables from battery, to avoid
damages to the electronic system.
3
Disconnect positive cable and negative cable (ill.6)
by unscrewing hexagon nuts (SW7/8) with washer
from terminals of fuel pump.
4
Unscrew hollow screw (ill.6/pos.1) of fuel feed line.
Dispose Cu-sealing rings.
5
Unscrew hollow screw (ill.6/pos.2) of fuel line. Dis-
pose Cu-sealing rings.
ATTENTION:
Hold up with second wrench on
hexagon of pump housing, to avoid a
a damage to the E-pump.
'
02.01 ill.4
02.01 ill.6
02.01 ill.3
1
1
2
+
-
ToC
