Boeing’s Latest 737 MAX Concern: Pilots’ Physical Strength
Turning manual crank during emergency procedure may be too difficult for some people
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June 19, 2019 - by Andy Pasztor and Andrew Tangel for wsj.com
Efforts to get Boeing's 737 MAX jetliners back in the air have been delayed in part by concerns about whether the average pilot has enough physical strength to turn a manual crank in extreme emergencies.
The problem has been the focus of weeks of engineering analysis, simulator sessions and flight testing by the plane maker and American air-safety officials.
--- Turning the crank moves a horizontal panel on the tail, which can help change the angle of the plane's nose.
--- Under certain conditions, including at high speeds with the panel at a steep angle, it can take a lot of force to move.
--- Regulators worry female aviators -- who typically...