NON-RETURN VALVE INSPECTION [MZ-CD 1.6 (Y6)]

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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”.

•  A person charged with static electricity could cause a fire or explosion, resulting in death or serious injury. Before draining fuel, make sure to discharge static electricity by touching the vehicle body.

1.  Complete the “BEFORE SERVICE PRECAUTION”. (See BEFORE SERVICE PRECAUTION [MZ-CD 1.6 (Y6)].)

2.  Remove the non-return valve. (See FUEL TANK REMOVAL/INSTALLATION [MZ-CD 1.6 (Y6)].)

3.  Verify that the non-return valve is closed.

•  If malfunction, replace the non-return valve. (See FUEL TANK REMOVAL/INSTALLATION [MZ-CD 1.6 (Y6)].)

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4.  Verify that the non-return valve is not stuck open and does not open even when pulled up by a finger.

•  If malfunction, replace the non-return valve. (See FUEL TANK REMOVAL/INSTALLATION [MZ-CD 1.6 (Y6)].)