Air India Flying Crash: The Air accident investigation office (AAIB) published a preliminary report on its investigation by Air India Flight 171 in Ahmedabad, which was killed on June 12 260 people, including 241 passengers on board.
The 15 -page report reveals dramatic voice recordings of the cockpit in which one of the killed pilots noticed that the fuel was interrupted to both engines during take -off.
The common pilot also denies the start of the event, according to a recording revealed in the Premilaly report released on Friday evening-month after a deadly accident.
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The report examines the sequence of the event and the behavior of the engine leading to the Boeing 787-8 aircraft and offers the first official insight into what was done before the pad of moments.
Operative part
“The aircraft achieved the maximum recorded flight speed of 180 nodes IAS at about 08:08:42 UTC and immediately afterwards the engine 1 and the cut -outs of 2 moved from running to a limited position one by one with a time gap of 01 seconds.
Air India Flying Crash: However, the investigation team will review other evidence required by the parties, AAIB said in its report.
However, the investigation team will review other evidence required by the parties, AAIB said in its report.
June 12 years AI171 took off from Ahmedabad Airport for Gatwick London, but the aircraft – Boeing 787-8 Dreamliner – crashed for several seconds after take -off and killed all except one passenger in one of the deadliest aircraft accidents in recent Air history.
Here are the key paths from the 15 -page message:
1- both engines Turn off the mean air Within seconds after take -off. Fuel switches moved from running to limitation one by one in one second. Fuel supply to the engines has been cut off, reveals a message
2- Pilots tried to restart the engine. N1 or engine 1 has been partially restored but Motor 2 failed to recover Despite repeated attempts to re -introduce fuel before impact. The aircraft was only 32 seconds in the air – crashed 0.9 Nm from the track to the hostel, the report said.
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3-cockpit sound record reveals that one pilot asked, ”Why did you cut off“The others replied,” No “.
4- When the engines have lost energy, RAM Air Turbine – Small devices similar propeller – has been automatically deployed to provide emergency hydraulic power. The CCTV shots obtained AAIB showed that the rat was deployed.
Data 5-ENGINE AND AIRCRAFT FIGHT RECORDER (EAFR) confirmed that N2 values in both engines dropped below Minimum speed of inactivity before the crash.
6-inch tested clean and there was no contamination from refilling sources. Setting the flap (5 degrees) and the gears (down) were normal for take -off. No bird activity or weather problems – clear sky, good visibility, light winds.
The credentials of the pilots were clear
7-right AAIB says The credentials of the pilots were clear And they were both medically fit and rested, with a reasonable experience.
8-no immediate Sabotage evidenceHowever, there was a well -known FAA consulting about a possible defect with the fuel switch – the inspection was not carried out by Air India. The aircraft was in weight and balance limits – no dangerous goods on board.
9-in this stage AAIB does not issue any safety recommendations for and manufacturers of Genx-1B Genx-1B Genx-1B.
The cockpit of the sound recording reveals that one pilot asked, “Why did you cut off?” The second replied, “No.”
10- aaib said further evidence It is required from the parties and will be reviewed in the next stage of the probe.
(Tagstotranslate) Air India Crash (T) Aviation Safety (T) Flight Investigation (T) Cockpit (T) Boeing 787-8
