Pratt & Whitney has reduced life limits on PW1500G and PW1900G geared turbofan (GTF) high-pressure compressor (HPC) front hubs after excessive corrosion was discovered during a routine overhaul, and the FAA plans to mandate the change. The US agency, in a notice of proposed rulemaking (NPRM) published May 31, said Pratt discovered corrosion on a front hub “during a routine engine overhaul.” It was found beneath anti-corrosion coating. The issue “reduces the low-cycle ...

Subscribe to Access this Entire Article

"Pratt & Whitney reduces life limits for A220, E190/E195-E2 engines" is part of ATW Plus, our online premium membership. Subscribing will provide you access to exclusive news, carefully researched airline financial, fleet and traffic data, plus the option to receive our popular, award-winning print magazine. To learn more, click here. If viewing via ATW Mobile, please login and click "Read web article" to view fully. Questions?

Already registered? here.