Fixes For PW4000-Powered 777s Edge Closer

Damage to the wing and the body fairing of the United Airlines flight 328 Boeing 777-200 following an engine failure Feb. 20, 2021.
Credit: NTSB
Pratt & Whitney and the FAA are close to approving revised inspection protocols for PW4000s that power grounded Boeing 777s, but Boeing-led work on nacelle modifications will likely push the fleet’s return-to-service approval into 2022. The global fleet of 128 777s with PW4000s has been grounded...

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