Q1. (a) State FOUR important factors which contribute to the initiation of a scavenge fire. (8)
(b) State the duties of the Engineer Officer of the Watch on discovering a scavenge fire. (8)
Q2. (a) Sketch a typical power indicator card for a slow speed marine diesel engine. (6)
(b) Explain how the card may be used to assess the power developed in the cylinder. (10)
Q3. Describe the procedure to change the fuel supply system of the main propulsion engine from high viscosity fuel to low viscosity fuel such as diesel oil whilst on passage. (16)
Q4. With respect to two-stage reciprocating compressors used for air start purposes:
(a) State FOUR reasons for taking too long to fill the main starting air bottles. (8)
(b) State FOUR safety devices that may be fitted. (8)
Q5. Describe, with the aid of sketches, the procedure for testing a boiler gauge glass (16)
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