Page 47 - Pylon News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Cycle, putting stress on the broken flange, the crack is growing, and no one knows it. eight weeks after the engine change when flight 191 takes off on that warm spring afternoon, suddenly, without warning, disaster. >> takeoff is when this engine's producing the most thrust when there's the most force on the pylon is during takeoff. if it were going to fail, makes absolutely perfect sense it would fail shortly after takeoff. >> as flight 191 starts to lift off at the end of the runway, the cracked flange fails. ripping the engine away, and taking with it a portion of the left wing's leading e...

It's a troubling maintenance practice. >> the whole issue of the accident centered on the maintenance practice of changing an engine with this pylon attached as opposed to the more correct and approved procedure, which is to take the engine away from the pylon away from the engine while attached to the airplane. >> the manufacturer recommending detaching the engine to the pylon, but leaving the pylon attached to the wing. at the time, engineers from several airlines were using a shortcut. they found if the pylon and engine were removed in one piece, they could change the engine more quickly. >...

Angeles. >> they sift through the wreckage and look to the plane's two flight recorders for clues. within days of the crash, it began to zero in on a part called the pylon. it has a 13-inch crack they believe was caused by fatigue prior to the crash, which maintenance inspections had missed. what exactly is a pylon? aviation consultant john cox showed us at evergreen international, an airplane maintenance and storage facility outside tucson, arizona. >> you can see the pylon assembly, on which the engine rests on the pylon and it's attached to the wing. >> it looks like an arm that the engine ...

Crash that the soon-to-be fatal mistake is made. if the airline had followed manufacturer requirements, workers would have simply reattached the engine to the pylon using a specialized machine, recommended by the manufacturer. but because they've removed the massive engine/pylon assembly together, now it has to be replaced as one unit. using a forklift, workers inadvertently crack the top section of the pylon called the flange as they try to fit the assembly back on to the plane. >> because they were using a forklift to try to hold this heavy engine up while they put these two big bolts in pla...

eyewitness. this is bes bessi murphy, a nur far west virginia. what did you see? >> i was further away. i was in the pits area. at the point i did not see the actual impact. what i had heard was all call for medical personnel as they were asking for people to leave. so i responded, and when i got on the scene, they were quickly within just a couple of minutes from my time to get to the area, they already had the people triaged, had the ambulances available, had the situation pretty much under control. they still had people looking for families and friends, people were still in shock,...