Safety board says pedals pilots use to
steer Boeing Max jets on runways can get stuck
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[September 27, 2024]
WASHINGTON (AP) —
Safety investigators are making “urgent” recommendations to Boeing and
the Federal Aviation Administration after determining pedals that pilots
use to steer 737 Max jetliners on runways can become jammed because
moisture can leak into a rudder assembly and freeze. |
The Boeing logo is displayed at the company's factory Tuesday, Sept. 24,
2024, in Renton, Wash. (AP Photo/Lindsey Wasson) |
The
National Transportation Safety Board issued the recommendations
Thursday following its investigation of an incident earlier this
year involving a United Airlines plane.
The FAA said United is the only U.S. airline affected by the
recommendations, and it believes the parts susceptible to
jamming are no longer in use.
Collins Aerospace, a Boeing supplier, determined that a sealed
bearing was incorrectly assembled on actuators for rudders that
pilots adjust to stay in the center of the runway after landing.
Collins told Boeing that the faulty work affected at least 353
actuators that were installed on some Max jets and older 737s,
according to the NTSB.
The NTSB recommended that Boeing change flight manuals to remove
advice that pilots use maximum pedal force to overpower a jammed
rudder. The NTSB said that could create sudden rudder movement
that might cause the plane to go off the runway.
The NTSB recommended that the FAA determine if actuators with
incorrectly assembled bearings should be removed until
replacements are available.
On Feb. 6, the rudder pedals on a United Airlines Boeing Max 8
became stuck as the plane rolled down the runway after landing
at Newark Liberty International Airport in New Jersey.
The captain resorted to steering by using the tiller, a handle
in the cockpit that turns the wheel under the plane's nose. The
plane veered on to a high-speed turnoff, but no injuries were
reported among the 155 passengers and six crew members.
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