Aprilia SR50R - Service manual > Fuel Tank

FUEL FEED SYSTEM DIAGRAM IE361 IE50

Key:

1. Fuel tank;
2. Fuel level sensor;
3. Fuel collection rubber element;
4. Three-way fitting;
5. Fuel filter;
6. Fuel pump;
7. Fuel tank-filter line;
8. Fuel filter-pump line;
9. Overflow line;
10. Fuel return hose;
11. Breather hose;
12. High-pressure fuel from injection unit;
13. Low-pressure fuel from injection unit.

FUEL SUPPLY SYSTEM DIAGRAM C364

Key:

1. Fuel tank;
2. Fuel level sensor;
3. Fuel collection rubber element;
4. Overflow line;
5. Breather hose;
6. Vacuum fuel cock;
7. Fuel hose;
8. Vacuum hose.

REMOVING THE FUEL TANK IE361 IE50

• Remove the tool kit compartment, see (REMOVING THE TOOL KIT COMPARTMENT).
• Remove the tail guard, see (REMOVING THE TAIL GUARD).
• Disconnect the fuel sensor connector.

• Loosen and remove the two screws.

• Disconnect the fuel pump connector.

• Move the tank aside to remove the breather line from the frame.
• Disconnect the two quick-release fittings on the injection unit.

• Loosen and remove the two screws, collect the spacers.
• Release the seat release cable on the tank end.
• Remove the fuel tank together with helmet compartment.

REMOVING THE FUEL TANK C364

• Remove the tool kit compartment, see (REMOVING THE TOOL KIT COMPARTMENT).
• Remove the tail guard, see (REMOVING THE TAIL GUARD).
• Disconnect the fuel sensor connector.

• Loosen and remove the two screws.

• Disconnect breather pipe from frame end.

CAUTION Place some paper under the coupling to collect any fuel spillage.

• Disconnect the fuel delivery lines (1) and vacuum lines (2).
• Fold the delivery line (1) on itself and tie.

• Loosen and remove the two screws.
• Release the seat release cable on the tank end.
• Remove the fuel tank together with helmet compartment.

REMOVING THE FUEL SENSOR

• Raise the seat.
• Remove cover.
• Disconnect the connector.

• Release the sensor and hook it with a suitable tool, turn it counterclockwise.

• Remove the fuel sensor.

See also: