Which of the conditions listed could cause the cylinder relief valves on a large, low-speed, propulsion diesel engine to lift?()
- APlugged injector nozzles
- BExcessive fuel injection
- CVery late injection timing
- DIncorrect crankshaft clearance
Which of the conditions listed could cause the cylinder relief valves on a large, low-speed, propulsion diesel engine to lift?()
1、Which of the listed set of conditions
Which of the listed set of conditions indicates early fuel injection timing?()ALoss of engine power and high exhaust temperaturesBHigher than n...
2、Under which of the listed conditions c
Under which of the listed conditions can the engine room retake the throttle control from the bridge().AAny time it is deemed necessaryBOnly ...
3、Which of the listed conditions can lea
Which of the listed conditions can lead to cavitation气穴in a centrifugal pump?()AVapor pockets formed in the suction flow streamBRough easing volute surfacesCWorn wearing ringsDHeavy fluid in the flow stream
4、Which of the listed conditions can be
Which of the listed conditions can be used to determine if lube oil has been diluted by fuel? ()AViscosity is decreasedBOctane number is alteredCPump speed is decreasedDBlower’s speed is decreased
5、Which of the listed conditions can cau
Which of the listed conditions can cause lacquer to be deposited on a piston skirt?()AHigh sulphur content fuelBHigh lube oil temperaturesCHigh vanadium content fuelDExcessive piston sla
6、Which of the listed devices could be u
Which of the listed devices could be used as a substitute for a ring grooving tool?()ASteel brushBFine emery cloth or steel woolCA section of the removed compression ringDA case hardened scraper