If the peak to peak pressure pulsation in the diesel engine fuel injection return piping exceeds 285 psi what special provision is to be provided?

Question

Accepted Answer

The piping shall be shielded and secured to prevent fuel or fuel mist from reaching a source of ignition on the engine or its surroundings.

Answer

The piping shall be directed to the fuel oil day tank, in addition it shall enter below the normal operating level of the tank.

Answer

Most diesel injection systems do not develop high pressures in their return lines due to regulations prohibiting installation of valves in these lines.

Answer

Return piping is required to be protected by relief valves which relieve to the diesel oil settling tank.

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