In May this year, the FAA approved the return of United's 52 Boeing 777 aircraft equipped with Pratt & Whitney 4000 engines. IT Home learned that the 777-200 is the first model in the 777 family. It was released in 1990 and belongs to the A-type market. It has four boarding doors

IT Home September 21st news, according to CCTV, the Federal Aviation Administration (FAA) said that United Airlines removed its 25 Boeing 777-200 aircraft from the route this week because United was unable to conduct necessary inspections on the front edge panel of the wing of the model.

The Federal Aviation Administration said the airline disclosed the issue to the agency after conducting an internal audit and proposed plans to complete the inspection. United said Tuesday it canceled about 18 flights for inspections Monday night and Tuesday morning, but it does not expect to cancel more flights due to the issue.

United said Tuesday: We have completed inspections of 10 of the aircraft and are working with the FAA to enable other aircraft to resume services during the inspection process in the next two weeks. The FAA said it was reviewing United's inspection plans and "and investigating what led to missed inspections."

In May this year, the Federal Aviation Administration approved the return of United's 52 Boeing 777 aircraft equipped with Pratt & Whitney (PW) 4000 engines.

IT Home learned that 777-200 is the first model in the 777 family. It was released in 1990 and belongs to the A-type market. It has four boarding doors on each side. It uses Pratt & Whitney PW4000, General Electric GE90 or Rolls-Royce Trent 800 engines, with a thrust of over 74,000 pounds, a maximum take-off weight of 545,000 pounds, and a maximum range of 9,695 kilometers.

In February 2021, a United Airlines flight 777-200 flying to Honolulu suffered an engine failure. The engine on the right was shut down shortly after taking off. The engine of the aircraft exploded and burned violently. Large parts fell from the plane, and debris fell in nearby cities. Fortunately, no casualties were caused. Later, it landed in Denver and returned to the airport safely.

Foreign media said that the incident happened by no means accidental. On February 20, 2021, local time, a similar incident occurred in Boeing aircraft in Netherlands .