AD 2005-20-06

Recurring final rule
Data completeness: 70%

Airworthiness Directives; Airbus Model A300 B2 and A300 B4 Series Airplanes; Model A300 B4-600, B4-600R and F4-600R Series Airplanes, and Model A300 C4-605R Variant F Airplanes (Collectively Called A300-600 Series Airplanes); and Model A310-200 and -300 Series Airplanes

AD Number
2005-20-06
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2005-20796
FR Citation
70 FR 56814

Applicability

TypeManufacturerModelDetails
aircraft Airbus A300 B2 and A300 B4 Airworthiness Directives; Airbus Model A300 B2 and A300 B4 Series Airplanes; Model A300 B4-600, B4-600R and F4-600R Series Airplanes, and Model A300 C4-605R Variant F Airplanes (Collectively Called A300-600 Series Airplanes); and Model A310-200 and -300 Series Airplanes

Unsafe Condition

Failure of the normal electrical power circuit supplying power to both the CRTs and the standby horizon indicator backlight, resulting in temporary loss of CRT flight displays and integral lighting of the standby horizon indicator backlight during takeoff.

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

Required Actions

Modify the electrical power supply logic for the integral lighting of the standby horizon indicator in the cockpit, accomplish repetitive operational tests of the integral lighting logic system at 700-flight-hour intervals, and perform corrective action if necessary.

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

Compliance Time

Within 18 months after the effective date of this AD.

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

Affected Aircraft

Airbus Model A300 B2 and A300 B4 Series Airplanes; Model A300 B4-600, B4-600R, and F4-600R Series Airplanes; Model A300 C4-605R Variant F Airplanes (collectively called A300-600 Series Airplanes); and Model A310-200 and -300 Series Airplanes.

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

Source: Official FAA Source ↗

Retrieved: Apr 6, 2026

Rights: U.S. Government Public Domain

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