[Federal Register Volume 64, Number 177 (Tuesday, September 14, 1999)]
[Notices]
[Pages 49835-49836]
From the Federal Register Online via the Government Publishing Office [www.gpo.gov]
[FR Doc No: 99-23946]


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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration


Advisory Circular; Instructions for Continued Airworthiness

AGENCY: Federal Aviation Administration, DOT.

ACTION: Notice of issuance of Advisory Circular (AC) on Instructions 
for Continued Airworthiness.

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SUMMARY: This notice announces the issuance of Advisory Circular (AD), 
No. 33.4, Instructions for Continued Airworthiness. This AC may be used 
to prepare Instructions for Continued Airworthiness (ICA) under 
Sec. 33.4. This AC is meant to provide information and guidance 
concerning an acceptable method, but not the only method, for 
compliance. This AC neither changes any regulatory requirements nor 
authorizes changes in or deviations from the regulatory requirements.

DATES: Advisory Circular No. 33.4, was issued by the Engine and 
Propeller Directorate, Aircraft Certification Service, on August 27, 
1999.

FOR FURTHER INFORMATION CONTACT: Mr. Chung Hsieh, Engine and Propeller 
Standards Staff, ANE-110, 12 New England Executive Park, Burlington, MA 
01803, telephone (781) 238-7114, fax (781) 238-7199.

SUPPLEMENTARY INFORMATION: 

Background

    This AC is on the subject of continued airworthiness of aircraft 
engines type certificated under part 33 of Title 14 of the Code of 
Federal Regulations (14 CFR Part 33). The information and guidance 
presented in this AC would provide a method that can be used to 
demonstrate compliance with the requirements of Sec. 33.4 and Appendix 
A to part 33--Instructions for Continued Airworthiness.
    Interested parties were given the opportunity to review and comment 
on the draft AC during the proposal and development phases. Notice was 
published in the Federal Register on April 5, 1999 (64 FR 16515), to 
announce the availability of, and comment to the draft AC.
    This advisory circular, published under the authority granted to 
the Administrator by 49 U.S.C. 106(g), 40113, 44701-44702, 44704, 
provides guidance for these new requirements that were published in the 
Federal Register on September 11, 1980 (45 FR 60154).


[[Page 49836]]


    Issued in Burlington, Massachusetts, on August 27, 1999.
David A. Downey,
Assistant Manager, Engine and Propeller Directorate, Aircraft 
Certification Service.
[FR Doc. 99-23946 Filed 9-13-99; 8:45 am]
BILLING CODE 4910-13-M