movie 125 euro 3 Workshop-manual : Page 67

          5. FUEL SYSTEM                                                       MOVIE SYSTEM


 AUTO FUEL VALVE
 No Smoking!
 First clean the fuel tube.
 Disconnect the fuel tube and vacuum tube
 from the carburetor.
 Connect a vacuum pump to the vacuum tube
 and apply vacuum. Check if fuel flows
 out.                                              Auto Fuel Valve
 · The valve is operating normally if fuel
   flows out of the fuel tube when the
   vacuum is applied.
 · The fuel shall stop flowing out when the
   vacuum pump is disconnected.
  If the fuel valve does not operate normally,
   Check the vacuum diaphragm for poor
   installation or damage and inspect the fuel
   tube for clogging.




 FUEL UNIT                                         Fuel Unit
 Refer to Section 17 for the fuel unit
   inspection.

 REMOVAL
 Disconnect the fuel unit wire connector.
 Turn the fuel unit retainer counterclockwise
 and remove the fuel unit.
 Do not bend the fuel unit float arm;
    otherwise, the fuel unit metering values
    will be incorrect.

                                                                           Mark
 INSTALLATION
 Inspect the fuel unit gasket for damage.
 Install the fuel unit by aligning the groove
 in the fuel unit with the tab on the fuel tank.




                                                                     Retainer

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