AD 2017-21-07

Recurring final rule
Data completeness: 80%

Airworthiness Directives; Airbus Airplanes

AD Number
2017-21-07
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2017-0497
FR Citation
82 FR 48906

Applicability

TypeManufacturerModelDetails
aircraft Airbus A300 Airworthiness Directives; Airbus Airplanes

Unsafe Condition

Reduction of the de-icing performance of the pitot probe over time that could remain hidden to the flight crew, potentially leading to unreliable airspeed indications and reduced control of the airplane.

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

Required Actions

Conduct repetitive detailed inspections of the pitot probe heater insulation resistance. Replace the pitot probe heater if necessary based on inspection findings.

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

Compliance Time

Within 30 months of the effective date (November 27, 2017).

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

Affected Aircraft

All Airbus Model A300 series 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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