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The Pratt & Whitney PW4000 is a family of dual-spool, ... [15] [16] In 2019, an airworthiness directive mandated recurring engine inspections based on usage cycles.
On February 23, 2021, four days after a similar contained engine failure incident that occurred in another PW4000 engine on United Airlines Flight 328 (UA328), the U.S. Federal Aviation Administration (FAA) issued an Emergency Airworthiness Directive that required U.S. operators of airplanes equipped with Pratt & Whitney PW4000-112 engines to ...
On February 24, the FAA followed its counterparts in the other countries and issued an Emergency Airworthiness Directive (EAD) that required U.S. operators of airplanes equipped with certain Pratt & Whitney PW4000 engines to inspect these engines' fan blades with thermal acoustic imaging before further flight, [11] grounding the US fleet only ...
In an airworthiness directive published on Friday, the FAA requires an ultrasonic inspection of the first- and second-stage high-pressure turbine disks within 30 days. ... Pratt & Whitney parent ...
Wizz Air Holdings PLC (OTC:WZZZY) has entered a new agreement with Pratt & Whitney, an RTX Corporation (NYSE:RTX) unit, to address ongoing engine issues with PW1100G-JM geared turbofan engines.
An airworthiness directive (commonly abbreviated as AD) is a notification to owners and operators of certified aircraft that a known safety deficiency with a particular model of aircraft, engine, avionics or other system exists and must be corrected.
The engines were replaced by Pratt & Whitney Canada PW610Fs in 2004 and Eclipse ... In March 2011 the FAA issued an Airworthiness Directive restricting operation of ...
The Pratt & Whitney PW1000G family, also marketed as the Pratt & Whitney GTF (geared turbofan), is a family of high-bypass geared turbofan engines produced by Pratt & Whitney. Following years of development and testing on various demonstrators, the program officially launched in 2008 with the PW1200G destined for the Mitsubishi SpaceJet (a ...