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EN-EO4-OAM-CS

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About this collection

The ANR bank contains many sets with original names and codes, including navigation, safety and equipment topics. Select a module by name or use question search.

“ANR — 11_CES_EO4 — EN-EO4-OAM-CS” contains 107 questions across 1 collection.

Learning

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Sample questions and answers

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Prior to starting the distillate pump, item No 7, it is necessary to make sure that ............................ in order to avoid the pump running dry.

One correct answer

Question illustration
  • water is visible in the sight glass of the evaporator.✓ Correct answer
  • the discharge valve of the pump is shut.
  • the vacuum in the evaporator is still minimum.
  • the evaporator is full and under presuure.
What is a telemotor system?

One correct answer

  • Hydraulic actuation of steering rams.
  • Transfer of steering signals from wheel to steering gear.✓ Correct answer
  • Hand actuation of steering gear.
  • Steering gear feedback system.
Under normal conditions, how is the superheated steam outlet temperature regulated?

One correct answer

  • By diverting part of the flow through the desuperheater.✓ Correct answer
  • By varying the combustion air.
  • By regulating the water supply temperature.
  • By replacing the burners nozzles.
When inspecting purifier crankcase oil you find that the oil has emulsified or that the level of oil has dropped. The most likely reason is ................

One correct answer

  • that the bowl revolutions have dropped and the purifier is working in overload.
  • that water is leaking in or oil is leaking out via the oil seal of the horizontal shaft.✓ Correct answer
  • that the safety joint of the oil pump is broken.
  • the bowl is leaking water on the main seal ring.
On the fresh water generator why is a baffle plate fitted between evaporator and condenser?

One correct answer

  • To cool the vapour.
  • To prevent carry over of brine.✓ Correct answer
  • To maintain the vacuum inside the shell.
  • To maintain the evaporator temperature.

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