AD 2011-05-14
Unsafe Condition
Failure of the main landing gear (MLG) alternate extension system (AES) cam mechanism on one side can lead to an unsafe asymmetrical landing configuration, potentially resulting in possible loss of control during landing.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the MLG AES cam mechanism for proper operation. Rectify (repair or replace) the cam assembly as necessary.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the compliance times specified in the AD, unless the actions have already been performed.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Bombardier, Inc. Model DHC-8-400, -401, and -402 airplanes, certificated in any category, serial numbers 4001 and subsequent.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.