When turning the engine with turning gear, you should keep the indicator cocks （）.

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  A . low lube oil temperature B . low starting air temperature C . air bubbles in the fuel oil system D . water in the starting air system

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• The exhaust gases for a new engine should be （） when the engine operates under full load.

  A . smoky B . a little bit dense C . visible D . almost invisible

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• Before engaging the turning gear and turning the diesel engine, which of the following operation should be done except （）

  A . open the indicator cocks B . supply some LO to cylinder liner wall with lubricator C . put the fuel handle in the "stop" position D . pump up the air bottle

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• In a diesel engine, the time taken to heat the fuel particles, turn them into vapor, and bring about combustion is called （）

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• In twin-screw engine installations while going ahead，maneuvering qualities are most effective when the tops of the propeller blades both turn（）.

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  A . an obstruction in an cylinder B . water accumulation in some engine cylinders C . low starting air pressure D . low scavenge air pressure

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• After the engine is warned, we should（） the turning gear before starting up the engine.

  A . take in B . put in C . take out D . put u

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• During （）, the starting air valves should be closed to prevent the engine from turning.

  A . overhaul B . running C . blowing down D . All of the above are correct

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• Be sure to make the engine turn by （） before starting and after stopping .

  A . steering gear B . turning gear C . steering wheel D . turning cycle

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• While a ship with twin screw is making a turn, in order to prevent overload, the duty engineer should （）

  A . reduce the fuel feeding of main engine of inner propeller B . reduce the fuel feeding of main engine of outer propeller C . firstly reduce the fuel of main engine of inner propeller, then reduce the fuel feeding of engine of outer propeller D . reduce fuel feeding of two engines at the same time

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  A . to increase B . to speed up C . to prevent D . to reduce

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• Start the turning gear, and with some one hand-operating the cylinder lubricators at regular intervals, and with the indicator cocks （）, and with the control gear in the （）position, give the engine at least one complete turn.

  A . open；“stop” B . closed；“stop” C . open；“start” D . closed；“start&rdquo

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• Whilst the engine is turning, check to see that no water is leaking into the crankcase, scavenge air belt, or from （）.

  A . exhaust valves B . starting valves C . fuel valves D . the indicator cock

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• Which of the following may cause that an engine doesnt turn on starting air?（）

  A . too low starting air pressure B . main starting valve closed C . neither A nor B D . A and B

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• An interlock in the remote operating valve line stops the valve （） when the engine turning gear is engaged.

  A . to open B . opening C . open D . opened

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• James turned pale when he heard the news on the radio because ________.

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• Always ensure that the turning gear is______, even at the quay, the wave from other ships may turn the propeller and thus the engine.

  A.disengaged B.engaged C.assembled D.disassembled

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