單項選擇題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


您可能感興趣的試卷

你可能感興趣的試題

1.單項選擇題In the process of the stand-by, warm-up the engine usually through give preheat of which parts of the diesel engine?（）

A.cooling water of the cooling system
B.fuel of the FO system
C.LO of the LO system
D.cooling water of the cooling system and LO of the LO system

2.單項選擇題The main purpose of warming the parts of the main engine is （）

A.to reduce heat stress
B.to reduce low temperature corrosion
C.to improve firing and starting performance
D.fuel saving

3.單項選擇題The main purpose of starting the diesel engine on air briefly is（）

A.to inspect if the cylinder has the water leakage
B.to expel out the residual water/gas/oil from the cylinder
C.to check if fuel supply is normal
D.A and B

4.單項選擇題The purpose of engine stand-by is that （）

A.the main engine in the stand-by condition
B.auxiliary machinery in the stand-by condition
C.dynamical equipments in the stand-by condition and could be used immediately
D.A and B

5.單項選擇題Which is false about engine trials?（）

A.engine trails should be done after finishing the operation of turning the engine with the turning gear and starting the engine on air briefly
B.in the operation of engine trails, the main engine should be running in low-speed
C.As to the ship equipment with twin main engine, engine trials should be done with one engine ahead and another engine astern at the same time
D.the order “engine trials” should be given by the bridge