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The aircraft involved was a Boeing 777-222, the United Airlines specific variant of the original 777-200 series, registered as N773UA, (c/n 26929) and line number 4. It was powered by two Pratt & Whitney PW4000 engines and was 23.3 years old, having made its first flight on October 28, 1994. [5]
The original 777-200 model first entered service in 1995, followed by the extended-range 777-200ER in 1997. [6] The stretched 777-300, which is 33.3 ft (10.1 m) longer, began service in 1998. The longer-range 777-300ER and 777-200LR variants entered service in 2004 and 2006, respectively, while a freighter version, the 777F, debuted in 2009. [6]
A pilot of a DC-10 consulting his checklist. In aviation, a preflight checklist is a list of tasks that should be performed by pilots and aircrew prior to takeoff. Its purpose is to improve flight safety by ensuring that no important tasks are forgotten. Failure to correctly conduct a preflight check using a checklist is a major contributing ...
The Boeing Co 777 plane had flown nearly 3,000 cycles, equivalent to one take-off and landing, which compares to the checks every 6,500 cycles mandated after a separate United engine incident in ...
The Economy cabin of an Etihad Airways Boeing 777-300ER in a 3–3–3 layout The Royal Laurel Class (Business Class) cabin in a 1–2–1 reverse herringbone layout on an EVA Air 777-300ER The original 777 interior, also known as the Boeing Signature Interior, features curved panels, larger overhead bins , and indirect lighting. [ 54 ]
It takes about 160-180 man-hours, depending on the aircraft, and is usually completed within 1–3 days at an airport hangar. A similar occurrence schedule applies to the B check as to the A check. B checks are increasingly incorporated into successive A checks, i.e. checks A-1 through A-10 complete all the B check items. [7]
The "United Next" strategy introduced during the COVID-19 pandemic is United Airlines' plan to modernize and expand its fleet while enhancing operational efficiency and the passenger experience. Unlike other major U.S. airlines, United retained its wide-body aircraft during the pandemic, allowing the airline to meet the surge in travel demand ...