Q6. A. Describe the events leading to a crankcase explosion.
B. State how overheating might be indicated other than by a mist detector.
C. Discuss the procedure to follow in the invent of overheating being indicated.
D. State how severity of a crankcase explosion is limited.
Q4. With reference to steering gear hydraulic systems:
A. Explain the factors that could contribute to failure of connecting flange leading to total loss of oil from the system.
B. Describe an arrangement designed to ensure that the problem would not cause steering failure.
Q1: Describe how the following conditions are prevented in auxiliary boilers:
A. Feed contamination by oil from heating coil drains.
B. Internal corrosion.
C. Furnace blowback.
D. Uptake fire.
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