FAA proposes order addressing Pratt & Whitney PW4000 sensor durability flaw tied to tailpipe fires, in-flight shutdowns
The FAA has responded to a sensor durability problem affecting Pratt & Whitney PW4000 turbofans, after P&W issued service bulletins to address the concern. The issue has been linked to tailpipe fires and in-flight shutdowns, prompting an FAA proposed order.
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