Engineers did not know how powerfully the flight-control system could push the plane’s nose down.
The decision covers 92 of Boeing’s Max narrow-body planes and five of the long-distance Dreamliners.
The tests will evaluate the proposed changes to the plane’s automated flight control system.
Such tests are one of the final stages by the government before it certifies an aircraft.
Test operations are based in Everett and there is no plan to “overnight at Grant County International.”
The company will be required to retrofit the worldwide fleet only after the 737 returns to service.
The company, meanwhile, says it has dismissed employees recently for behavior inconsistent with company values.
The problem is not related to the flight-control system that pushed jets into nosedives.
The pilot was uninjured, and was able to maneuver the aircraft off the main roadway.
“There’s no good news coming out of Boeing right now,” one company’s vice president of aerospace sales said.
The engineer suggests similar issues may affect the safety of Boeing’s forthcoming 777X widebody jet.
An uptick in Covid-19 cases in the U.S. has added to concerns that airlines face a prolonged recovery
The city of Everett and the Snohomish Health District want to help employers to move safely to Phase 2.
From the Everett plant, Boeing delivered one 767 and two 777s in May, but not a single 787 Dreamliner.
The pilot originally departed from Everett, but he was diverted to Sioux Falls because of thunderstorms.
One agreement could add new orders for 777Xs and 787 Dreamliners by the end of this month.
Elon Musk’s company is the first private firm to launch a crew to the International Space Station.
