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Q1. You have been appointed as Second Engineer of an older vessel which is in dry-docking and recently been purchased by your shipping company. Describe, in detail about your inspection, to ensure that the equipment’s on board ship related to safety equipment (related to firefighting and lifesaving) survey are satisfactorily complied with.Q1. You have been appointed as Second Engineer of an older vessel which is in dry-docking and recently been purchased by your shipping company. Describe, in detail about your inspection, to ensure that the equipment’s on board ship related to safety equipment (related to firefighting and lifesaving) survey are satisfactorily complied with.

Q2. Sketch a high lift safety valve and seat detailing their special features; Describe how such a valve is overhauled and any clearance that should be measured and noted.

Q4. A. Describe with the aid of sketches where necessary a vane type steering gear showing how to weight of the rudder and stock are carried and the arrangement that allow for wear down;

B. State how the vanes described in (A) are secured and the method of sealing the edges;

C. State how, if necessary, the steering gear is locked for rudder maintenance.

Q9. With reference to fatigue of engineering components:

A. Explain the influence of stress level at cyclical frequency on expected operating life.

B. Explain the influence of material defects on the safe operating life of engineering component.

C. State the factors which influence the possibility of fatigue cracking of an auxiliary boiler feed water pump shaft and explain how the risk of such cracking can be minimized.

Q7. Describe the possible faults which may be found during a dry-dock inspection of the following; A. Stern frame; B. Sea chest; C. Bilge keel; D. Anodes; E. Rudders.

Q1. With regard to care of lubricating oils onboard, answer the following:

(a)  Microbial degradation of lubricating oil and measures to prevent the same

(b)  Methods of ensuring correct sampling is done for the purpose of shore based testing.

(c)  If the shore based testing results show an abnormal values of water content and TBN for the crank case lub oil of a slow speed main engine, what will be interpretation and subsequent action?

Q2. Describe how you, as a Second Engineer, would prepare an auxiliary boiler for survey by a classification society.

Q6. With reference to feed regulation: A. Describe, with the aid of sketches, the operation of a boiler feed water regulator controlled by at least two other parameters besides water level in the drum; B. Give reasons for the inclusion of the other elements besides water level in controlling feed flow; C. Deduce the possible effects on the system when the drain valve in the constant leg in the level transmitter starts to leak.

Q1. Sketch a sealing arrangement for an oil-lubricated stern tube. Identify the common forms of seal failure; State how oil loss due to seal failure can be restricted whilst on passage? What is the material used for sealing rings and propeller shaft liner?