Exam Question

(a) During the weighment of CO2 bottles required for total flooding of Engine room, it was observed that few bottles are less than the original capacity. State the reasons for the same and checks / tests to be made prior refilling.

(b) With reference to MSCI /Circ. 1318/Rev. 1, high pressure cylinders (CO2 bottles) are subjected to an internal inspection and hydrostatic test. State the stipulated criteria for such hydrostatic test and periodic test interval of high pressure cylinders (CO2 bottles).