When changing over from residual to distillate fuel on a slow-speed diesel propelled vessel, you should limit the rate of temperature change of the fuel in order to prevent what operational difficulty?

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Seizing and scuffing of fuel pump plungers and injector needle valves due to thermal effects on close clearance components.

Answer

Carbonization in the fuel heater.

Answer

Dezincification of the fuel in the mixing tank.

Answer

Surging/hunting of the governor due to rack sticking.

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