Engines
Ground Testing on Pratt-powered A320neo To Resume This Week
A retainer ring issue that delayed the P&W engine’s progress towards flying on the neo has required a fix.

Pratt & Whitney expects its PW1100G engines to resume certification ground testing this week after a manufacturing defect in a 10-inch-diameter retaining ring in the combustor section resulted in the grounding of the Pratt-powered A320neo flight-test article.


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