[Federal Register Volume 68, Number 197 (Friday, October 10, 2003)]
[Notices]
[Page 58746]
From the Federal Register Online via the Government Publishing Office [www.gpo.gov]
[FR Doc No: 03-25749]


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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration


Advisory Circular 39-8, Continued Airworthiness Assessments of 
Powerplant and Auxiliary Power Unit Installations on Transport Category 
Airplanes

AGENCY: Federal Aviation Administration (FAA), DOT.

ACTION: Notice of issuance of advisory circular.

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SUMMARY: This notice announces the issuance of advisory circular (AC) 
39-8, Continued Airworthiness Assessments of Powerplant and Auxiliary 
Power Unit Installations on Transport Category Airplanes. This AC 
describes the Continued Airworthiness Assessment Methodologies (CAAM). 
The Federal Aviation Administration (FAA) Engine and Propeller 
Directorate (EPD) and the Transport Airplane Directorate (TAD) may use 
CAAM to identify unsafe conditions and determine when an ``unsafe 
condition is likely to exist or develop in other products of the same 
type design'' before prescribing corrective action in accordance with 
Title 14 of the Code of Federal Regulations (14 CFR) part 39. CAAM is 
used for products associated with the Powerplant or Auxiliary Power 
Unit (APU) Installations on Transport Category Airplanes.

DATES: The Director, Aircraft Certification Service, issued AC 39-8 on 
September 8, 2003.

FOR FURTHER INFORMATION CONTACT: Ann Azevedo, Engine and Propeller 
Standards Staff, ANE-110, 12 New England Executive Park, Burlington, 
Massachusetts 01803; telephone: (781) 238-7117; fax: (781) 238-7199; e-
mail: [email protected]. The subject AC is available on the Internet 
at the following address: www.airweb.faa.gov/rgl.

SUPPLEMENTARY INFORMATION: The FAA published a notice in the Federal 
Register on May 15, 2000 (65 FR 31051), and again on October 2, 2002 
(67 FR 61947), to announce the availability of the proposed AC and 
invite interested parties to comment.

Authority: 49 U.S.C. 106(g), 40113, 44701-44702, 44704)

    Issued in Washington, DC, on September 30, 2003.
John J. Hickey,
Director, Aircraft Certification Service.
[FR Doc. 03-25749 Filed 10-9-03; 8:45 am]
BILLING CODE 4910-13-M