vital actions

vital actions

Actions that must be carried out in the interest of safety and proper aircraft operation. These may either be specific to the type of aircraft (more often than not) or a part of general airmanship. The most common vital actions occur before takeoff and during the downwind leg in the traffic pattern.
References in periodicals archive ?
Eaton s AC motorpumps provide power to perform vital actions, including landing gear extension and retraction; flap, aileron, rudder and elevator motion; aircraft wheel braking; and cargo door opening and closing via hydraulic actuators.
25) This description sounds as if vital actions were just the same as immanent actions.
This twofold meaning of immanence results in a problem when trying to identify immanence with life, (28) just as the initial description of vital actions suggested.
Before tackling the problem of the difference between immanent and Vital actions, it is important to examine another distinction, namely that between immanent action and immanent act.
Vital actions are disinguished from nonvital actions because the former have more perfect principles and terms.
Critically, the demonstration included two vital actions such as unclipping and removing the lid and one superfluous action such as tapping the top of the box twice.
Too much resources to improve the rest amounts to "busy work" and in some cases causes harm due to vital actions being lost or impeded.
On a regular basis, the force-shaping staff tells people to perform several vital actions.
Green Howards CSM Stan Hollis was the only soldier to win a VC for vital actions on D-Day.