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General Electric says the production ramp-up of GE9X engines for Boeing's 777-9 is resuming, following the faster-than-expected test and validation of fixes to the durability problem that forced the airframe-maker to delay the big twinjet's first flight to early 2020.The rapid retrofit schedule, which was put in place after durability issues were uncovered on a ground-test engine in June, will enable Boeing to stay on track toward a likely first-flight attempt in January. Three flight-compliant engines have now been delivered to Boeing, and a fourth is expected to follow within days, says GE Aviation GE9X Gen-eral Manager Ted Ingling. The first pair have already been reattached to Boeing's first development 777-9, WH001, which is expected to restart powered ground tests shortly.
机译:通用电气表示,在对耐用性问题的测试和验证更快的测试和验证,迫使机身制造商延迟拨打大型TWINJET第一次飞行的耐用问题的速度超过预期的测试和验证,恢复了GE9X发动机的生产率升级。 2020。在6月份在地面测试发动机上发现耐用性问题后,在耐用性问题上放置的快速改造时间表,将使波音能够在1月份展望可能的第一次飞行尝试。葛航空公司GE9X Gen-现在,现在已经交付了三个柔顺的发动机,预计将在几天内遵循。Eral Manager Ted Ingling。第一对已经重新连接到波音的第一个发展777-9,WH001,预计将很快重启电力地面测试。

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