Maintenance; Check The Fuel Intake - APRILIA RST mille Futura 2001 Service Manual

FUEL SYSTEM
Carefully read 1.3.9 (PRECAUTIONS AND GENERAL
INFORMATION), see 1.4.1 (FUEL).
DANGER
Gasoline fumes are harmful to your health.
Before proceeding, make sure that the work area has
adequate ventilation. .
Do not inhale the fuel fumes.
Avoid skin contact with the gasoline.
Do not smoke or use open flames.
Always dispose of
environmental regulations.

4.1.1 MAINTENANCE

When the fuel pump assembly is to be removed,
see 4.3 (COMPLETELY REMOVING THE FUEL
INTAKE PUMP UNIT). We recommend that you make
sure the lines (1-2-3) are intact, and that the following
are in good working order:
- fuel level sensor (4) see 6.10.3 (ENGINE OIL
PRESSURE SENSOR);
- fuel intake pump (5), see 6.7.2 (CHECKING THE FUEL
PUMP).
Replace the delivery filter (6).
NOTE
During this procedure, it is also advisable to
wash the tank thoroughly.

4.1.2 CHECK THE FUEL INTAKE

Check the fuel lines every 4687 mi (7500 km) or every
8 months; replace every 4 years.
DANGER
Be especially thorough in checking the delivery line
(1), return line (2), and their fittings; the working
pressure of the delivery line (1) is approximately
65.2 PSI (450 kPa) (4.5 bar).
Any fuel lines that are cracked or split must always be
replaced.
If you find any fuel leaks from the flange (3), they may be
caused by a damaged O-ring (4), therefore:
Remove the complete pump assembly, see 4.3
(COMPLETELY REMOVING THE FUEL INTAKE
PUMP UNIT); check its condition and replace if
necessary.
NOTE
For more information see 6.7.2 (CHECKING
THE FUEL PUMP).
4
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fuel in compliance with
5
1
RST mille
3
2
3
1
4
Release 00/2002 - 03
USA
4
6
2