AD 2007-07-05

final rule
Data completeness: 80%

Airworthiness Directives; Boeing Model 777 Airplanes

AD Number
2007-07-05
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2007-27736
FR Citation
72 FR 15820

Applicability

TypeManufacturerModelDetails
aircraft Boeing 777 Airworthiness Directives; Boeing Model 777 Airplanes

Unsafe Condition

ASCPC failure during flight that could stop airflow into the airplane, inhibit the cabin altitude warning message, and cause an incorrect display of cabin altitude, potentially leading to depressurization without warning.

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

Required Actions

Inspect to determine the part number of the left and right ASCPCs. Install new ASCPC software if necessary.

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

Compliance Time

Within 90 days after the effective date of the AD.

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

Affected Aircraft

All Boeing Model 777-200, -200LR, -300, and -300ER series airplanes, certificated in any category.

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.

View Official Source ↗ Find More ADs for Boeing 777

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2011-09-15

final rule

Airworthiness Directives; The Boeing Company Model 777-200, -200LR, -300, and -300ER Series Airplanes

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Effective: Jun 6, 2011 Category: aircraft

2011-09-11 Recurring

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Airworthiness Directives; The Boeing Company Model 777-200 and -300 Series Airplanes Equipped With Pratt and Whitney Engines

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Effective: Jun 6, 2011 Category: engine

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