NONRETURN VALVE INSPECTION [MZR-CD 2.2]

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Warning

•  Fuel is very flammable liquid. If fuel spills or leaks from the pressurized fuel system, it will cause serious injury or death and facility breakage. Fuel can also irritate skin and eyes. To prevent this, always complete the “Fuel Line Safety Procedure”, while referring to the “BEFORE SERVICE PRECAUTION”.

1.  Complete the “BEFORE SERVICE PRECAUTION”. (See BEFORE SERVICE PRECAUTION [MZR-CD 2.2].)

2.  Disconnect the negative battery cable.

3.  Remove the fuel gauge sender unit. (See FUEL GAUGE SENDER UNIT REMOVAL/INSTALLATION [MZR-CD 2.2].)

4.  Siphon the fuel from the fuel tank.

Note

•  Nonreturn valve is integrated in the fuel tank.

•  The nonreturn valve is normally closed by the spring force.

•  Verify the nonreturn valve operation using a mirror.

5.  Verify that the nonreturn valve is closed.

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•  If malfunction, replace the fuel tank. (see FUEL TANK REMOVAL/INSTALLATION [MZR-CD 2.2].)

6.  Verify that the nonreturn valve is not stuck open and does not open even when pulled up by a finger.

•  If malfunction, replace the fuel tank. (See FUEL TANK REMOVAL/INSTALLATION [MZR-CD 2.2].)