Opening the regulator on a fully charged oxygen cylinder too quickly can cause which damage?

Opening the regulator on a fully charged oxygen cylinder too quickly can cause which damage?

• A. Damage To The Safety Valve
• B. A Loss Of Oxygen Due To A Leak At The Connections
• C. Dirt Entering The Regulator Suddenly
• D. Damage To The Regulator From The Sudden High Pressure

Answer: (D)

Opening the regulator on a fully charged oxygen cylinder too quickly creates a sudden high-pressure surge at the regulator inlet. The regulator is designed to handle a controlled, gradual flow as it steps down the pressure from the cylinder to a safe downstream level. When the valve is opened abruptly, the rapid rush of gas can transiently exceed what the regulator's diaphragms, springs, and seals can tolerate, causing stress that can damage those internal parts or the overall regulation mechanism. This is why the damage is to the regulator from the sudden high pressure.

Opening the regulator on a fully charged oxygen cylinder too quickly creates a sudden high-pressure surge at the regulator inlet. The regulator is designed to handle a controlled, gradual flow as it steps down the pressure from the cylinder to a safe downstream level. When the valve is opened abruptly, the rapid rush of gas can transiently exceed what the regulator's diaphragms, springs, and seals can tolerate, causing stress that can damage those internal parts or the overall regulation mechanism. This is why the damage is to the regulator from the sudden high pressure.