mxu 550 exi Werkstatthandbuch : Seite 106

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          5. FUEL INJECTION SYSTEM                                    MXU 500EXi/MXU500i


 REMOVAL                                          Screw              Hose quick band
 Disconnect the connector and fuel band from
 the fuel pump.
 Remove the six screws onto the fuel pump.
 Remove the fuel pump and O-ring.




                                                            Fuel Pump Connector

 INSTALLATION
 Replace a new O-ring on the fuel tank.
 Don't damage the fuel pump wire and
 ensure the connector rearward carefully.

 Torque: 0.35 kgf-m (3.5 N-m, 2.5 lbf-ft)




 FUEL OUTPUT PRESSURE
 INSPECTIION
 Turn the key to the OFF position.
 Use the fuel hose clamp.
 Disconnect the fuel hose from the fuel            O-ring
 injector.
 Connect the fuel pressure gauge.
 Turn the key to the ON position.
 Check the fuel pressure.
 Standard:3.0 Bar




   If the fuel output pressure is less than 3.0
   bar, may fail to start the engine or in
   trouble in case of riding.




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