AD 90-05-05

final rule
Data completeness: 70%

Airworthiness Directives; BOEING Model 767 Series Airplanes

AD Number
90-05-05
Status
final_rule
Effective Date
Product Category
aircraft
Docket
89-NM-166-AD
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft The Boeing Company 767-200 Series Airworthiness Directives; BOEING Model 767 Series Airplanes
aircraft The Boeing Company 767-300 Series Airworthiness Directives; BOEING Model 767 Series Airplanes
aircraft The Boeing Company 767-300F Series Airworthiness Directives; BOEING Model 767 Series Airplanes

Unsafe Condition

False engine fire and overheat warnings could result in unnecessary engine in-flight shutdowns and airplane diversions that unduly jeopardize continued safe operation of the airplane.

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

Required Actions

Modify the engine fire and overheat detection system on each engine in accordance with Boeing Service Bulletin 767-26-0037, Revision 1, dated June 1, 1989. Alternate means of compliance or adjustment of compliance time may be used if approved by the Manager, Seattle Aircraft Certification Office.

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

Compliance Time

within 6 months after the effective date of the AD

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Affected Aircraft

BOEING Model 767 series airplanes equipped with Kidde engine fire and overheat detection systems as listed in Boeing Service Bulletin 767-26-0037, Revision 1, dated June 1, 1989.

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

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

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