网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
When the steering gear is in operation, you should ______.
A.check hydraulic oil levels every hour
B.check the rams for overheating
C.check for excessive oil leakage from rams
D.drain water from tele-motor cylinders each watch
参考答案
更多 “ When the steering gear is in operation, you should ______.A.check hydraulic oil levels every hourB.check the rams for overheatingC.check for excessive oil leakage from ramsD.drain water from tele-motor cylinders each watch ” 相关考题
考题
Have you ever served the auxiliary engine to combustion heavy oil? What should be borne in mind when transferring oil; from heavy oil to light oil?
考题
The follow-up gear on an electro-hydraulic steering gearA.relieves excessive fluid pressureB.takes the pump off stroke when the desired rudder angle is attainedC.allows for rudder movement faster than the movement of the shipsD.returns the rudder to amidships when the wheel is release
考题
Dual electro-hydraulic steering units usually operate ______．A.With both pumps on line at the same timeB.With one pump on standbyC.With the follow-up gear disconnectedD.Only when the rudder is moved amidships
考题
When the helm is turned on the navigation bridge，which of the listed actions will be the FIRST response in the steering room on a ship equipped with an electro-hydraulic steering gear ________．A.The pumps go to full strokeB.The six-way valve aligns itself with the running pumpC.Both port and starboard cables are energizedD.The synchronous receiver turns，duplicating the helm motion
考题
单选题When the desired rudder angle is attained by a typical double mm electro-hydraulic steering gear,the（）.A
ram relief valves bypass oil to stop rudder movementB
six-way valve shifts to the neutral flow positionC
steering pump electric motor is de - energized by the transfer switchD
follow-up gear takes the hydraulic pump off stroke
考题
单选题When the helm demands a 20°right rudder movement from an electro-hydraulic steering gear, which of the listed actions will be the FIRST action to happen when this rudder position is attained?（）A
The six-way valve opensB
The steering service pump motor is stoppedC
The follow-up gear takes the pump off strokeD
The cylinder relief valves bypass oil to the suction side the pump
考题
单选题The purging of air from an elector-hydraulic steering gear unit is necessary when（）A
changing over to hand pump operationB
engaging the trick wheelC
the system has been filled with new oilD
the rudder angle indicator does not match the helm position
考题
单选题In the voyage, when carrying out abandon ship drill, should be test every time（）.A
the emergency lighting system for muster and abandon shipB
air/oil emergency shut-downC
M-Eemergency operationD
main/auxiliary steering gear changing
考题
单选题Most hydraulic steering gears are fitted with relief valves which（）A
function when the rudder is amidshipsB
relieve excess whip pressure from the hydraulic oil systemC
protect the piping assembly from external rudder shockD
relieve excessive telemotor pressure
考题
单选题When the steering wheel is turned, oil is directed to the steering gear rams by（）A
modulating the oil flow with the six-way valveB
moving the automatic pressure differential valveC
moving the receiving telemotor which regulates the tow-way valveD
varying the eccentricity of a floating ting or angle of a tilting box
考题
单选题Hydraulically, servo-operated, automatic, change over valves, utilized in a two ram hydraulic steering gear, serve to（）A
allow an alternate main pump to start in the fully loaded condition thus developing immediate full torqueB
prevent either main pump from being hydraulically motored when idle by cross pressure flowC
prevent both units from operating simultaneously which could result in doubling the flow of oil and pressure leading to over pressurization of the systemD
all of the above
考题
单选题The function of the hydraulic telemotor transmitter used in an electro-hydraulic steering gear system is to （）.A
transmit the rudder angle to the bridge indicatorB
prevent the control linkage from striking the stops when hard overC
automatically purge all entrained air from the systemD
send hydraulic signals to the receiving unit
考题
单选题If you are given the job of adding hydraulic fluid to a mooring winch, and are not certain as to the type of fluid to use, you should （）.A
add fluid that is the same color as the fluid in the reservoirB
add turbine oil because it is always a good substituteC
add any oil that has the same viscosity as the hydraulic fluidD
check the winch manufacturers instruction book
考题
单选题Which lashing gear used aboard Ro-Ro vessels should be painted or soaked in oil when not in use（）.A
ChainB
Wire ropeC
WebbingD
All of the above
考题
单选题Which of the following is NOT true according to the passage?（）A
Both the main steering gear and the auxiliary steering gear should be operatedB
The alarms fitted to the remote control system should be operatedC
The emergency generator compartment should be checkedD
The communication system between the bridge and the steering gear compartment should be operated
考题
单选题When turning the engine with turning gear, you should keep the indicator cocks （）.A
attached to the indicatorsB
openedC
closedD
broken
考题
单选题In the voyage, when carrying out abandon ship drill （） should be test every time.A
the emergency lighting system for muster and abandon shipB
air oil emergency shut-downC
ME emergency operationD
main auxiliary steering gear changing
考题
单选题Dual electro-hydraulic steering units usually operate （）.A
with both pumps on line at the same timeB
with one pump on standbyC
with the follow-up gear disconnectedD
only when the rudder is moved amidships
考题
单选题If a severe leak develops in the electro-hydraulic steering gear unit is necessary when（）A
Loss of vessel steeringB
Overheating of the gyrocompassC
Jamming of the six-way valeD
Jamming of the follow-up device
考题
单选题In an electro-hydraulic steering gear system, when will the variable displacement pump be placed on stroke?（）A
When the helm is at any angle other than amidshipsB
When the six-way valve is openedC
When the ram relief valves liftD
When the redder angle is different from the position of the helm
考题
单选题The follow-up gear on an electro-hydraulic steering gear（）A
relieves excessive fluid pressureB
takes the pump off stroke when the desired rudder angle is attainedC
synchronizes wheel position with the rudder positionD
returns the rudder to midposition when the wheel is released
考题
单选题When the steering gear is in operation, you should （）.A
check hydraulic oil levels every hourB
check the rams for overheatingC
check for excessive oil leakage from ramsD
drain water from telemotor cylinders each watch
考题
单选题To guarantee that a reduction gear bearing is receiving proper oil supply, you should check the （）A
lube oil temperature at the cooler outletB
lube oil strainer magnets bearingC
lube oil temperatureD
lube oil pressure to the bearing
考题
单选题When sailing in cold zones, the（） should be heated.A
the steering gear roomB
the fire fighting pipe lineC
the fuel oil tankD
the bath room
考题
单选题Which of the devices listed, when used on an electro-hydraulic steering gear, keeps the movement of the redder closely in step with the steering wheel?（）A
The follow-up gearB
The rudder angle indicatorC
The synchronous electric transmitterD
A rudder angle limit switch
考题
单选题With reference to operating a four-ram steering gear system under emergency conditions, which one of the following statements is incorrect?（）A
Only one pump should be used at any timeB
The ship speed should be reduced to 70% of the normalC
Watch keeping of the steering gear should be increasedD
Limitations of the steering gear should be logged but the bridge need not be informed
考题
单选题When there is no movement of the rams on an electro-hydraulic steering gear, the tilting box of the running pump is （）.A
set for maximum torqueB
on the purge and vent strokeC
in the neutral positionD
rotating backwards
热门标签
最新试卷
