90-07-09 SUD-SERVICE (FORMERLY SUD AVIATION): Amendment 39-6555. Docket No. 89-NM-246-AD.
Applicability: Sud-Service Caravelle SE 210 Model III and VIR series airplanes, certificated in any category.
Compliance: Required as indicated, unless previously accomplished.
To prevent failure of the left-hand forward passenger door frame and subsequent decompression of the airplane, accomplish the following:
A. Prior to the accumulation of 20,000 landings, or within 50 landings after the effective date of this AD, whichever occurs later, perform one of the following inspections in accordance with Sud- Service Service Bulletin 53-56, dated October 21, 1988:
1. Perform a visual inspection of the skin plating, stamping, and visible edge of the fitting, plus a dye penetrant inspection of the fitting edge; or
2. Perform an X-ray inspection in accordance with the following maintenance manuals:
a. For Mark III airplanes - Chapter 53-1-1, Figure 606;
b. For Mark VIR airplanes - Chapter 53-12-1, Figure 604; or
3. Perform an inspection of holes by defectometer, after removal of fasteners identified on Figure 606 (Mark III) or Figure 604 (Mark VIR), as applicable; or
4. Perform an inspection of holes by rototest, after removal of fasteners identified on Figure 606 (Mark III) or Figure 604 (Mark VIR), as applicable.
B. If no cracks are found, repeat the inspections at the following intervals:
a. If the immediately preceding inspection was performed by visual method and dye check, the next inspection must be performed within 100 landings.
b. If the immediately preceding inspection was performed by X-ray, the next inspection must be performed within 300 landings.
c. If the immediately preceding inspection was performed by defectometer, the next inspection must be performed within 2,000 landings.
d. If the immediately preceding inspection was performed by rototest, the next inspection must be performed within 4,000 landings.
C. If cracks are found, repair prior to further flight, in accordance with Sud-Service Service Bulletin 53-56, dated October 21, 1988. Thereafter, repeat visual inspections of the fasteners around the edge at intervals not to exceed 500 landings, and replace with a new fitting prior to the accumulation of 5,000 landings, in accordance with the service bulletin.
D. Upon the installation of a new fitting, perform the initial inspection prior to the accumulation of 20,000 landings, in accordance with paragraph A., above, and thereafter at intervals specified in paragraph B., above.
E. An alternate means of compliance or adjustment of the compliance time, which provides an acceptable level of safety, may be used when approved by the Manager, Standardization Branch, ANM- 113, FAA, Northwest Mountain Region.
NOTE: The request should be forwarded through an FAA Principal Maintenance Inspector (PMI), who will either concur or comment and thensend it to the Manager, Standardization Branch, ANM-113.
F. Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a base in order to comply with the requirements of this AD.
All persons affected by this directive who have not already received the appropriate service documents from the manufacturer may obtain copies upon request to Aerospatiale, 316 Rue de Bayonne, 31060 Toulouse, Cedex 03, France. These documents may be examined at the FAA, Northwest Mountain Region, Transport Airplane Directorate, 17900 Pacific Highway South, Seattle, Washington, or the Standardization Branch, 9010 East Marginal Way South, Seattle, Washington.
This amendment (39-6555, AD 90-07-09) becomes effective on May 1, 1990.