Airworthiness Directive

AD 2014-19-02 79 FR 56264 Active

Federal Aviation Administration · 14 CFR part 39

FR document
2014-22153
Amendment
39-17970
Published
2014-09-19
Effective
2014-10-24
Models covered
1
Last live check
2026-10-03
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AD

2014-19-02

FR doc 2014-22153 · 79 FR 56264

AD 2014-19-02Published 2014-09-19Effective 2014-10-24

FAA rule - 14 CFR 39

FAA rule. Compliance with an applicable AD is required under 14 CFR 39.7. Check its effective date, applicability, compliance times and current status.

Requires a proof load test and detailed inspections; and installation of a new bearing, reaming, or repair of the bearing if necessary.

Full official abstract

We are adopting a new airworthiness directive (AD) for certain Bombardier, Inc. Model DHC-8-400, -401, and -402 airplanes. This AD was prompted by reports of rudder bearings falling out of the fore rudder hinge bracket during assembly. This AD requires a proof load test and detailed inspections; and installation of a new bearing, reaming, or repair of the bearing if necessary. We are issuing this AD to detect and correct improper bearing installation, which could result in abnormal wear and potential increased freeplay in the rudder system, and resultant airframe vibration, leading to compromise of the flutter margins of the airplane.

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Applies to 1 model in our index