Q6. You have opened up a main sea-water circulating pump (centrifugal type) onboard your vessel for examination and overhaul, describe the checks you would make, and state your conclusion regarding any faults found.
Q9. During the past four months since you joined the ship as Second engineer a number of main engine exhaust valve have suffered from cracking and corrosion at the seating faces; Write a report to the Superintendent Engineer covering the following points:
A. An explanation detailing how the problem becomes evident;
B. Your action upon recognizing the extent and seriousness of the problem;
C. Your reasoned view regarding the possible causes of the problem;
D. Your recommendations to avoid future incidents.
Q3: Your ship after having been accidentally grounded was taken to a dry-dock for inspection and necessary repairs. What defects would you look for in the following parts, that may have sustained damage due to grounding and suggest methods of repairs and tests that may be required to be carried out to the defects noticed:
A. Propeller and tail end shaft.
B. Main engine crankshaft.
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