PPRuNe Forums - View Single Post - filings of metal in oil - how come?
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Old 9th October 2009 | 17:56
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WindSheer
 
Joined: Oct 2004
Posts: 916
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From: Near sheep!
I can remember engineers trying to solve a problem with an a320 apu auto-shutting down.
They took oil samples for 3 days and nailed it by examining the 'filings'!

As previously stated, those filings could be the answer to serious problems.
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