AD 2018-22-04

final rule
Data completeness: 80%

Airworthiness Directives; The Boeing Company Airplanes

AD Number
2018-22-04
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2018-0078
FR Citation
83 FR 53569

Applicability

TypeManufacturerModelDetails
aircraft Boeing Company Airworthiness Directives; The Boeing Company Airplanes

Unsafe Condition

incorrect no-back brake rotor-stator stack sequence during manufacturing, which could cause accelerated unit wear that will eventually reduce braking performance, leading to loss of no-back brake function and reduced controllability of the airplane.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

inspect the inboard and outboard trailing edge flap rotary actuator for any discrepant rotary actuator, and corrective actions if necessary, including replacement of the discrepant rotary actuator with a nondiscrepant rotary actuator, and a functional test of the trailing edge flap no-back brake.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within 50 flight hours

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Affected Aircraft

The Boeing Company Model 787-8 and 787-9 airplanes.

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

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