Fuel supply stopped before Air-India-Jet crash, first analysis

Fuel supply stopped before Air-India-Jet crash, first analysis

The flight accident surveying office India has published a preliminary report on the Air India Flight . The report shows that the fuel supply for the engines was interrupted.

The crash of the London Bound Flying

The plane that was traveling to London had just left the Airport Airport Ahmedabad when it fell back to the ground. All passengers and crew members were killed, except for a passenger.

Details of the incident

According to the report that CNN could see, the fuel control switches in the cockpit of the Boeing 787 Dreamliner were flipped over, which led to the activation of the engines. Investigators were able to secure data from the Black Boxes, including 49 hours of flight data and two hours of cockpit sound, which also includes the crash.

technical analysis of the incident

The aircraft reached a speed of 180 nodes when the fuel shutdown for both engines was operated "one after the other with a period of 01 second". "In the cockpit audio you can hear how one of the pilots asks why the fuel was turned off. The other pilot replies that he did not do this," says the report.

The last moments before the crash

On recordings of the airport you can see that the RAM Air Turbine, an emergency generator, was used during the initial climbing flight. The plane started to lose height before it crossed the airport enclosure. Shortly afterwards the switches were reset, but the plane crashed before the engines could ride up again.

test results

The investigators found that the majority of the aircraft was found in a normal condition. The aircraft's fuel was tested and found for quality, while no significant bird activity was observed in the area around the flight path.

"If the fuel control switches are moved to run during the flight from Cutoff, the dual engine control automatically manages re -ignition and the thrust when introducing ignition and fuel," says the report. One of the pilots called "Mayday Mayday". The flight control controller called after the plane with its call sign, but did not receive an answer and saw how the plane crashed in the distance.

Information about the crew

The captain of the flight was a 56-year-old man with over 15,000 hours of flight experience. The co-pilot was 32 years old and had over 3,400 flight hours. The starting weight of the aircraft was within the permissible limits and there were no “dangerous goods” on board. The flaps of the wings were set in the position of 5 degrees, which is correct for the start, and the chassis lever was in the downward position.

consequences of the crash

The left engine was installed on March 26 and the right on May 1st on the plane, the report said. In addition to the victims on board, there were several fatalities on the ground when the plane fell into the hostel of the BJ Medical College and Hospital.

The Air India Flight AI171 started on June 12 from Sardar Vallabhbhai Patel International Airport in the West Indian province of Gujarat. The Boeing 787-8 Dreamliner was on the way to London Gatwick and was supposed to land at 6:25 p.m. local time (1:25 p.m. ET).

According to Air India, 242 passengers and crew members were on board, including 169 Indian nationals, 53 British, seven Portuguese and a Canadian.

This story has been updated with additional developments.