Exam Question

(a) What are the indications of a tube leak in water tube boiler on a ship? Describe the signs and symptoms that engineers should monitor to detect tube leaks early. (8)

(b) Outline the procedure for plugging a leaking tube in a water tube boiler. Include the steps for isolating the affected area, preparing the tube and plug for plugging and ensuring the repair is secure and compliant with safety standards (8)