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Which of the following problems should be taken when cleaning the air filter on a diesel engine equipped with a turbocharger? .A.Reduce engine speed to idle before removing the filterB.Soak the dirty filter in kerosene onlyC.Blow out the air inlet with co

题目

Which of the following problems should be taken when cleaning the air filter on a diesel engine equipped with a turbocharger? .

A.Reduce engine speed to idle before removing the filter

B.Soak the dirty filter in kerosene only

C.Blow out the air inlet with compressed air

D.Cover the air inlet after removing the filter

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1.Before engaging the turning gear and turning the diesel engine, which of the following operation should be done except______.A.open the indicator cocksB.supply some CYL.Oil to cylinder liner wall with lubricator (only for two stoke diesel engine)C.put the fuel handle in the "stop" positionD.pump up the air bottle

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更多“Which of the following problems should be taken when cleaning the air filter on a diesel e ”相关问题

  • 第1题：

    单选题
    When installing a hydraulic hose, which of the following precautions should be taken?（）
    A

    The hose should not be twisted

    B

    The hose should be protected with a sleeve if it is subjected to rubbing

    C

    There should be some slack in the hose

    D

    All of the above


    正确答案： C
    解析： 暂无解析

  • 第2题：

    单选题
    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


    正确答案： C
    解析： 暂无解析

  • 第3题：

    单选题
    Which of the following methods is used to prevent throttling of compressed air through the diesel engine air starting valves?（）
    A

    Holding the valve open for a long period

    B

    Increasing the starting air pressure used

    C

    Opening the stating air valve quickly

    D

    Reducing the starting air valve size


    正确答案： D
    解析： 暂无解析

  • 第4题：

    单选题
    When attempting to start a main propulsion diesel engine, the engine, the engine turns at the proper speed but will not startYou should check the（）
    A

    starting air pressure

    B

    scavenge air pressure

    C

    over-speed trip

    D

    banjo oiler line


    正确答案： B
    解析： 暂无解析

  • 第5题：

    单选题
    Following the failure of one turbocharger on a large, crosshead, main propulsion diesel engine, fitted with multiple turbochargers, which of the following actions should be taken prior to further operation of the engine? （）
    A

    Blank off the exhaust gas inlet to the damaged turbocharger

    B

    Secure cooling and lubrication to the damaged turbocharger

    C

    Lock the rotor of the damaged turbocharger

    D

    All of the above


    正确答案： C
    解析： 暂无解析

  • 第6题：

    单选题
    Which of the following problems can cause an above normal air temperature to develop in the intake manifold of a turbocharged and after-cooled diesel engine?（）
    A

    Faulty turbocharger turbine diffuser ring

    B

    Faulty turbocharger compressor ring

    C

    Insufficient cooling water flow

    D

    Clogged air intake filters


    正确答案： C
    解析： 暂无解析

  • 第7题：

    单选题
    Which of the following problems should be taken when cleaning the air filter on a diesel engine equipped with a turbocharger?（）
    A

    Reduce engine speed to idle before removing the filter

    B

    Soak the dirty filter in kerosene only

    C

    Blow out the air inlet with compressed air

    D

    Cover the air inlet after removing the filter


    正确答案： D
    解析： 暂无解析

  • 第8题：

    单选题
    When creating a SQL tuning set，which of the following steps allows the DBA to reduce the size of the SQL set by selecting specific operators and values？（）
    A

     Filter versions

    B

     Filter loads

    C

     Filter tasks

    D

     Filter options


    正确答案： D
    解析： 暂无解析

  • 第9题：

    单选题
    When the diesel is stopped, which of the following items is wrong?（）
    A

    keep all systems in normally running

    B

    the main engine is stand-by

    C

    shut off the starting air bottle outlet valve

    D

    pay attention to the changes of the system parameters


    正确答案： D
    解析： 暂无解析

  • 第10题：

    单选题
    If you observe smoke coming from the turbocharger of an auxiliary diesel engine, you should（）
    A

    check the air filter for obstruction

    B

    check for an exhaust leak

    C

    check the exhaust temperature

    D

    secure the engine


    正确答案： D
    解析： 暂无解析

  • 第11题：

    单选题
    When occurring a fire in the scavenge air box, the following measures should be taken except for（）
    A

    reducing speed to SLOW and asking bridge for permission to stop

    B

    stopping the fuel oil supply

    C

    switching-on the auxiliary blowers

    D

    putting the scavenge air box fire extinguishing equipment into function


    正确答案： D
    解析： 暂无解析

  • 第12题：

    单选题
    Which of the following conditions may need to be reduced when operating a large, low speed, main propulsion, diesel engine at low loads?（）
    A

    Injection pressures

    B

    Control air supply pressure

    C

    Cooling water flow through after-coolers

    D

    Lube oil temperature


    正确答案： D
    解析： 暂无解析

  • 第13题：

    单选题
    Which of the listed problems can be a cause of low compression pressure in a diesel engine?（）
    A

    clogged air filter

    B

    compression stroke

    C

    burned exhaust valves

    D

    all of the above


    正确答案： C
    解析： 暂无解析

  • 第14题：

    单选题
    When the opening pressure of a diesel engine fuel injector is greater than that specified by the engine manufacturer, which of the following problems can be expected?（）
    A

    Quantity of fuel injected tends to be decreased

    B

    Quantity of fuel injected will always be increased

    C

    Start of injection tends to be advanced

    D

    Duration of injection will always greater


    正确答案： A
    解析： 暂无解析

  • 第15题：

    单选题
    Which of the following procedures should be carried out when a large, low-speed, diesel engine is operated with one cylinder secured?（）
    A

    Lubrication to the defective cylinder should be increased

    B

    Cooling water temperature to the engine should be increased

    C

    Only the turbocharger speed should be reduced

    D

    Engine speed should be reduced


    正确答案： D
    解析： 暂无解析

  • 第16题：

    单选题
    Which of the following actions should be taken by the engine room watch when the general alarm is sounded continuously?（）
    A

    The fire pump should be started

    B

    The boiler rims should be secured

    C

    The fixed CO2 system should be initiated into action

    D

    The engine room ventilation should be secured


    正确答案： C
    解析： 暂无解析

  • 第17题：

    单选题
    Which of the following problems could cause air to blow out through the inlet air filter of a running compressor?（）
    A

    Excessive compression in the cylinder

    B

    A broken intake valve

    C

    A dirty inlet filter element

    D

    An improperly adjusted discharge valve


    正确答案： B
    解析： 暂无解析

  • 第18题：

    单选题
    Which of the following actions should normally be taken during each watch when the auxiliary boilers is in operation?（）
    A

    clean the flame scanner photocell window

    B

    Inspect and clean all solenoid valves

    C

    lift the safety valves by hand

    D

    Inspect for oil or water leaks


    正确答案： C
    解析： 暂无解析

  • 第19题：

    单选题
    Which of the listed precautions should be taken when cleaning the internals of a motor with compressed air?（）
    A

    Open the machine on both ends so as to allow the air and dust to escape

    B

    Be certain that the circuit breaker is opened and tagged on the feeder panel

    C

    Be certain that the air is clean and as dry as possible

    D

    All of the above


    正确答案： A
    解析： 暂无解析

  • 第20题：

    单选题
    On a turbo-charged, medium-speed diesel engine, which of the following problems is an indication of a restricted air intake passage?（）
    A

    Engine is hard to start

    B

    Engine misses

    C

    Surges at governed RPM

    D

    Coolant temperature is too low


    正确答案： D
    解析： 暂无解析

  • 第21题：

    单选题
    In an operating diesel engine, which of the following condition is an indication of a leaking air starting valve?（）
    A

    noise coming from that air starting valve

    B

    continuous operation of the starting air compressor

    C

    zero air pressure in the air starting system

    D

    overheated starting air pipe to the cylinder head


    正确答案： B
    解析： 暂无解析

  • 第22题：

    单选题
    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 CYL Oil to cylinder liner wall with lubricator (only for two stoke diesel engine)

    C

    put the fuel handle in the “stop” position

    D

    pump up the air bottle


    正确答案： C
    解析： 暂无解析

  • 第23题：

    单选题
    When running a large, low-speed, main propulsion diesel engine on heavy fuel, which of the following precautions should be observed when switching back over to diesel oil?（）
    A

    The diesel oil must never be allowed to mix with the heavy fuel

    B

    The temperature of the fuel from the pre–heater should be gradually reduced after switching over the three–way valve

    C

    The heating steam to the pre-heater should be secured as soon as the diesel fuel passes through the three-way valve

    D

    The heating steam must be secured before the diesel oil passes through the three-way valve


    正确答案： D
    解析： 暂无解析

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