What mechanism does the EMER DOOR CLOSE handle use to operate?

The mechanism that the EMER DOOR CLOSE handle uses to operate is based on nitrogen. Nitrogen is utilized to close the main gear doors effectively. This system is designed for rapid deployment and closure, ensuring that the doors seal tightly in emergency situations. The use of nitrogen, which is a gas that can be compressed, allows for the creation of a quick and reliable force to operate the mechanism without the complexity and weight that hydraulic systems might introduce. While hydraulic fluid, mechanical leverage, or electrical systems could be considered in other contexts or for different systems, the EMER DOOR CLOSE handle specifically relies on nitrogen as its operational medium to ensure reliable performance during critical phases.