Read the following passage very carefully and then answer the questions: “When starting a diesel engine, there are certain steps to be taken, which are common and applicable for all diesel engines. Among these; turning the START/STOP button and letting the engine rotate, letting go the start/stop button when the engine fires and turning off the main valve on the starting air receiver, checking the lubricating oil and cooling water pressure, checking the fuel oil primary pump pressure, checking to see that the stand-by lubricating oil pump has been stopped, can be mentioned.” One of the following procedures is NOT a step, when starting a diesel engine. Choose and mark that step:

A
Let go the start/stop button and turn off the main valve on the starting air receiver
B
Check the lubricating oil and cooling water pressure
C
Check to see that the valves, for fuel oil, cooling water and seawater are all closed and secured
D
Check the fuel oil primary pump pressure
E
Check that the stand by lubricating oil pump has been stopped