Question 761Deck Safety70% to pass
Before using a fixed CO2 system to fight an engine room fire, you must _______________.
AI Explanation
The correct answer is D) All of the above.
Before using a fixed CO2 system to fight an engine room fire, you must evacuate all engine room personnel, secure the machinery in the engine room, and secure the engine room ventilation. This is because the discharge of CO2 into the engine room will displace the oxygen, rendering the space immediately dangerous to human life. Securing the machinery and ventilation ensures the fire is contained and the CO2 concentration is maintained. Evacuating personnel is critical to prevent injury or loss of life. The other answer choices are incorrect because they do not address all the necessary precautions that must be taken prior to activating a fixed CO2 system in an engine room fire.
Related Questions
#759 Spaces protected by a fixed CO2 system must be equipped with an alarm which sounds _______________.#760 A safety outlet is provided on the CO2 discharge piping to prevent _______________.#762 The gross weight of a fully charged CO2 bottle in a fixed CO2 system is 220 lbs. When the bottle is empty it weighs 120 lbs. What is the minimum acceptable gross weight of the CO2 bottle before it should be recharged by the manufacturer? #763 The gross weight of a fully charged CO2 cylinder is 80 lbs. When the bottle is empty it weighs 60 lbs. What is the minimum acceptable gross weight of the CO2 bottle before it should be recharged by the manufacturer? #764 Fixed CO2 systems would not be used on crew's quarters or _______________.