Fuel Supply Check - APRILIA Atlantic 500 Workshop Manual

Fuel System
MAINTENANCE
Check the condition of the fuel feed pipes every 6,000 km (3,750 mi) or 8 months.
Any pipes showing signs of desiccation, cracks or cuts must be replaced.
Ensure that the pipes are not twisted or choked.

FUEL SUPPLY CHECK

Read through paragraphs (PRECAUTIONS AND GENERAL INFORMATION) and (FUEL).
Fuel fumes are a health hazard.
Before proceeding, ensure that the working area is suitably aerated. Do not inhale fuel fumes.
Avoid contact of fuel with the skin.
Do not smoke or use open flames.
Do not dispose of fuel in the environment.
Put the vehicle on the central stand.
Ensure that the tank contains fuel.
Remove the central tunnel, see (REMOVAL OF CENTRAL TUNNEL).
To one side of the vehicle, place a container with an approx. 1 l capacity (0.264 gal) to collect the fuel.
Work with caution. Be ready to collect the fuel that exits from the fuel supply pipe (RETURN) .
Disconnect the fuel supply pipe (RETURN) from the fuel pump (5) (see SUPPLY SYSTEM diagram).
Place the free end of the pipe in the container.
Set the ignition switch to " " .
Without throttle, allow the starter motor to work for a few seconds and at the same time check that the fuel flows out
of the pipe (4).
If the flow is discontinuous or inexistent, verify the integrity and efficiency of the following components:
DO NOT INVERT THE PIPES DURING REASSEMBLY.
Mark the pipes and their attachments in order to reassemble them correctly.
Check that the pipes ARE NOT twisted and are not choked or obstructed.
To carry out checks follow instructions in WORKSHOP MANUALS n°1063
n°1067 and n°1068
4-4
.
Release 00
CAUTION
CAUTION
CAUTION
2002-09
Atlantic 500
, n°1064 , n°1065 , n°1066
chap. 4
,