Q1. Describe the importance of maintaining the quality of lube oil in maintaining the proper health of marine diesel engines highlighting the role of
(a) Automatic back flushing filters. (b) Lube oil separators
(c) Magnetic filters (d) Visual Inspection (e) Periodic laboratory tests.
Q6. State why the temperature of lubricating oil supplied to an engine needs close control. Sketch and describe an arrangement and explain the principle of operation of instrumentation and control equipment for automatically maintaining the temperature of lubricating oil supplied to an engine at its desired value
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