# AD 90-08-01: Door Lifting Rod - Type: Airworthiness directive - Status: Current - Products: ATR - GIE Avions de Transport R gional ATR42-300 and ATR42-320 - Effective: April 20, 1990 - Superseded by: Nothing supersedes this AD - Product type: Aircraft, Large airplane - Amendment: 39-6567 - Docket: 90-NM-40-AD - Registered aircraft: 20 may be affected, by airframe or engine model (OpenAirDocs) - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/8DF8CB127EA32E1E86256982006FEC21.0001 - DRS record last changed: May 30, 2024 - Page: https://openairdocs.org/ad/90-08-01 ## The airworthiness directive 90-08-01 AEROSPATIALE: Amendment 39-6567. Docket No. 90-NM-40-AD. Applicability: Model ATR42-300 and ATR42-320 series airplanes, on which Modification 1236 has been installed (or which have been retrofitted in accordance with Aerospatiale Service Bulletin ATR42-52-0019), and Modification 2440 has not been installed. Compliance: Required as indicated, unless previously accomplished. To prevent simultaneous rupture of the passenger/crew door lifting device compensation rod and its fail-safe cable, accomplish the following: A. Within l5 days after the effective date of this AD, and thereafter at intervals not to exceed 250 hours time-in-service, inspect the upper part of the rod to ensure that the area is free from dents, scratches, or other damage, and inspect the fail-safe cable for damage, in accordance with Part A of Aerospatiale Service Bulletin ATR42-52-0042, Revision 1, dated January 31, 1990. 1. If damage to the rod is 0.2mm deep or more, prior tofurther flight, replace the rod with a serviceable part in accordance with the service bulletin. 2. If damage to the rod is less than 0.2mm deep, perform local blend out and apply protection (alodine, primer, and finish paint), in accordance with the service bulletin. 3. If a wire of the fail-safe cable is damaged, prior to further flight, replace the cable with a serviceable cable. B. Within 15 days after the effective date of this AD, modify the rod installation and install heat shrink tubing at the upper end of the fail-safe cable, in accordance with Part B of Aerospatiale Service Bulletin ATR42-52-0042, Revision 1, dated January 31, 1990. C. 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 then send it to the Manager, Standardization Branch, ANM-113. D. 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 information from the manufacturer may obtain copies upon request to Aerospatiale, 316 Route de Bayonne, 31060 Toulouse, Cedex 03, France. This information 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 (39-6567, AD 90-08-01) becomes effective on April 20, 1990. ## Affected data sheets (1) (OpenAirDocs) The type certificate data sheets whose models the AD names. - [TCDS A53EU](https://openairdocs.org/tcds/A53EU): ATR – GIE Avions de Transport Régional; names 2 of 11 models: ATR42-300, ATR42-320 ## Registered aircraft it may apply to (OpenAirDocs) Matched by airframe and engine model; the AD's applicability may narrow it by serial number, part number or equipment. - Aircraft: 20 (20 by airframe model, 0 by engine model) - Makers: Aerospatiale/Aeritalia 16, Aerospatiale/Alenia 2, Atr-Gie Avions De Transport 1, Atr-Gie Avions De Trnsp Rgnl 1 Models with the most aircraft: - [Aerospatiale/Aeritalia ATR 42-300](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-300): 12 aircraft (airframe model) - [Aerospatiale/Aeritalia ATR 42-320](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-320): 4 aircraft (airframe model) - [Aerospatiale/Alenia ATR 42-320](https://openairdocs.org/model/aerospatiale-alenia-atr-42-320): 2 aircraft (airframe model) - [Atr-Gie Avions De Transport ATR-42-320](https://openairdocs.org/model/atr-gie-avions-de-transport-atr-42-320): 1 aircraft (airframe model) - [Atr-Gie Avions De Trnsp Rgnl ATR 42-300](https://openairdocs.org/model/atr-gie-avions-de-trnsp-rgnl-atr-42-300): 1 aircraft (airframe model) All 5 models: https://openairdocs.org/ad/90-08-01/models.md Every aircraft: https://openairdocs.org/ad/90-08-01/aircraft.md Its text cites no advisory circulars or STCs. --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.