Q1. (a) State FOUR documents which are found in the engine room, explaining the need for EACH (8)
(b) State the procedure to be carried out if you found no one in the engine room when taking over a watch (8)
Q2. Sketch a cross-section of a horizontally mounted two pass, tubular heat exchanger suitable for lubricating oil cooling, showing the flow path of the fluids, labelling all parts. (16)
Q4. Describe, with the aid of a sketch, a typical single element temperature control for a large lubricating oil system. (16)
Q5. (a) State the meaning of the term enclosed space (4)
(b) Explain the procedure for preparation for entry into a cofferdam prior to an inspection (12)
Q6. (a) State FOUR different causes of earth faults. (8)
(b) For EACH cause stated in (a), explain how the fault is rectified. (8)
Q7. (a) Describe how you would overhaul an electric motor that has been flooded with sea water (8)
(b) Explain how to check the insulation resistance of the motor, stating the minimum acceptable value (8)
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