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  • Q690 - Motor Plants

116. The mollusc dredger to which you are assigned has a deck winch drive engine fitted with fuel injectors with the operating principle as shown in the illustration. In figure «A» which plunger travel position corresponds to when fuel injection begins

116. The mollusc dredger to which you are assigned has a deck winch drive engine fitted with fuel injectors with the operating principle as shown in the illustration. In figure "A" which plunger travel position corresponds to when fuel injection begins
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Fuel injection begins at position 2 because the plunger's downward movement then closes the fuel ports, initiating pressure buildup towards the nozzle.

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