| Which of the following statements is true concerning the operation of the automatic shut down solenoid valve in the fuel oil service manifold of an automatically fired boiler? |
| A) The valve should secure the fires if the main propulsion turbine overspeeds. |
| B) The valve must be manually reset to the open position prior to relighting burners after a safety shutdown. |
| C) The valve will automatically reopen from a low water shutdown once water level is restored. |
| D) The valve will automatically close if boiler pressure drops 20% below normal working pressure |
