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Airworthiness directives › 2003-24-09

AD 2003-24-09 Airworthiness Directives; McDonnell Douglas Model MD-11 and -11F Airplanes

2004-01-08
2003-12-04
39-13378
2003-NM-70-AD
Airframe
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Models named: MD-11, -11F. Read the applicability below — it usually turns on serial or part numbers too.

Applicability*9

Model MD-11 and -11F airplanes, as listed in Boeing Alert Service Bulletin MD11-24A157, Revision 01, dated March 11, 2003; certificated in any category.

Compliance

Required as indicated, unless accomplished previously. To prevent chafing and arcing of the parallel feeder cables of the number 2 integrated drive generator (IDG), which could result in smoke and/or fire in the right aft galley area, accomplish the following: Inspection (a) Do a general visual inspection to detect chafing or damage of the parallel power feeder cables of the number 2 IDG at the applicable time and per the applicable service bulletin specified in Table 1 of this AD. Table 1 is as follows: Table 1.—Compliance Time/Service Bulletin Airplanes— Compliance time— Service bulletin— (1) For Group 1 airplanes listed in Boeing Alert Service Bulletin MD11-24A157, Revision 01, dated March 11, 2003 Within 6 months after September 26, 2001 (the effective date of AD 2001-17-08, amendment 39-12399) McDonnell Douglas Alert Service Bulletin MD11-24A157, dated August 10, 2000. (2) For Group 2 airplanes listed in Boeing Alert Service Bulletin MD11-24A157, Revision 01, dated March 11, 2003 Within 6 months after the effective date of this AD Boeing Alert Service Bulletin MD11-24A157, Revision 01, dated March 11, 2003. Note 1: For the purposes of this AD, a general visual inspection is defined as “A visual examination of an interior or exterior area, installation, or assembly to detect obvious damage, failure, or irregularity. This level of inspection is made under normally available lighting conditions such as daylight, hangar lighting, flashlight, or drop-light, and may require removal or opening of access panels or doors. Stands, ladders, or platforms may be required to gain proximity to the area being checked.” Condition 1 (No Chafing and No Structure Damage) (3) If no chafing and damage is detected, before further flight, reposition the parallel power feeder cables of the number 2 IDG, per the applicable service bulletin. Condition 2 (Chafing or Structure Damage) (4) If any chafing or damage is detected, before further flight, repair the chafed cable and damaged structure, as applicable, and reposition the parallel power feeder cables of the number 2 IDG, per the applicable service bulletin. Alternative Methods of Compliance (b)(1) In accordance with 14 CFR 39.19, the Manager, Los Angeles Aircraft Certification Office, FAA, is authorized to approve alternative methods of compliance for this AD. (2) Alternative methods of compliance, approved previously per AD 2001-17-08, amendment 39-12399, are approved as alternative methods of compliance with the requirements of this AD. Incorporation by Reference (c) The actions shall be done in accordance with McDonnell Douglas Alert Service Bulletin MD11-24A157, dated August 10, 2000; or Boeing Alert Service Bulletin MD11-24A157, Revision 01, dated March 11, 2003; as applicable. (1) The incorporation by reference of Boeing Alert Service Bulletin MD11-24A157, Revision 01, dated March 11, 2003, is approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR part 51. (2) The incorporation by reference of McDonnell Douglas Alert Service Bulletin MD11-24A157, dated August 10, 2000, was approved previously by the Director of the Federal Register as of September 26, 2001 (66 FR 44043, August 22, 2001). (3) Copies may be obtained from Boeing Commercial Aircraft Group, Long Beach Division, 3855 Lakewood Boulevard, Long Beach, California 90846, Attention: Data and Service Management, Dept. C1-L5A (D800-0024). Copies may be inspected at the FAA, Transport Airplane Directorate, 1601 Lind Avenue, SW., Renton, Washington; or at the FAA, Los Angeles Aircraft Certification Office, 3960 Paramount Boulevard, Lakewood, California; or at the Office of the Federal Register, 800 North Capitol Street, NW., suite 700, Washington, DC. Effective Date (d) This amendment becomes effective on January 8, 2004. Issued in Renton, Washington, on November 26, 2003. Kalene C. Yanamura, Acting Manager, Transport Airplane Directorate, Aircraft Certification Service. [FR Doc. 03-30110 Filed 12-3-03; 8:45 am] BILLING CODE 4910-13-P

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