WASHINGTON, Aug. 18 -- Federal Aviation Administration has issued a proposed rule called: Airworthiness Directives; The Boeing Company Airplanes.
The proposed rule was published in the Federal Register on Aug. 18 by Brian Knaup, Acting Deputy Director, Integrated Certificate Management Division, Aircraft Certification Service.
Summary: The FAA proposes to adopt a new airworthiness directive (AD) for certain The Boeing Company Model 737 -300, -400, and -500 series airplanes. This proposed AD was prompted by reports of nuisance stick shaker activation while accelerating to cruise speed at the top of a climb due to frozen angle of airflow (AOA) sensor vanes. This proposed AD would require installing new external case heaters (ECHs) on the le...