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Old 01-29-2004 | 10:34 AM
  #11  
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FLYBOY
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Joined: Jan 2002
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From: Missoula, MT
Default RE: 'Splain this

When we called pratt, they said, "its not the guage, go look in the front of the engine and tell us what you see". We didn't even have to test anything. It was pretty nasty. Gotta tell you now,

Sucked a piece of fod and it took out 50% of the fan blades, chunks about as big as a quarter to little tiny pieces. What ever hit the ITT sensor tore it right out. The blade parts went back through and ate parts all the way through the engine.

The thing I didn't get is why we didn't get a vibration or any other indication that the engine was coming apart. We flew it for about 15 minutes. All the damage must have been done just as we opened it up on the runway. I had a friend in the back seat that said he thought he heard a weird noise, but thought it was just the engine spooling up. Strange.

Had the same thing happen on a falcon 10 that a friend owns and they didn't loose the front fan, but one of the rear compressor fans. The only indication there of a problem was a nanosecond vibration on start, then everything was normal. They flew it for over a month talking to maint all the time before they flew it down to have it checked by falcon jet.

I would have thought they would shake apart as fast as they spin.