# AD 85-19-03 R2: Anti-Collision Light Cutout - Type: Airworthiness directive - Status: Historical - Products: McDonnell Douglas DC-9-80 Series (all) and DC-9 Series (all) - Effective: March 21, 1988 - Superseded by: AD 94-08-04 - Amendment: 39-5844 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/87F3D032F7F58ECE86256A1E004A867F.0001 - Page: https://openairdocs.org/ad/85-19-03-R2 ## The airworthiness directive 85-19-03 R2 MCDONNELL DOUGLAS: Amendment 39-5137 as amended by Amendment 39-5200 is further amended by Amendment 39-5844. Applies to McDonnell Douglas Model DC-9, DC-9-80, and C-9 (Military) series airplanes, fuselage numbers 1 through 1371, certificated in any category, with more than 30,000 landings. Compliance required as indicated, unless previously accomplished. A. Within the next 1,600 landings after the effective date of this AD, inspect the skin and doublers around the upper anticollision light cutout for cracks in accordance with McDonnell Douglas Service Bulletin 53-186, dated April 17, 1985 (hereinafter referred to as SB 53-186), Figure 2, or later revisions approved by the Manager, Los Angeles Aircraft Certification Office, FAA, Northwest Mountain Region. B. If no cracks are found under Condition I, Phase I, as referenced in SB 53-186, perform repetitive eddy current inspections at intervals not to exceed 3,500 landings in accordance with Figure 2 of SB 53-186, until such time as stress coining of plate nut clearance holes, as outlined under Condition 1, Phase II of SB 53-186, or SB 09530186 (originally identified as McDonnell Douglas DC-9 Service Sketch 3626C), is accomplished. C. If cracks are found, before further flight: 1. For cracks less than 1.00 inch long, repair cracked area in accordance with Conditions II or III of the Accomplishment Instructions in SB 53-186, or SB 09530186. 2. For cracks 1.00 to 1.25 inches long, repair cracked area in accordance with Condition III of the Accomplishment Instructions in SB 53-186, or SB 09530186. 3. For cracks greater than 1.25 inches, repair in accordance with data approved by the Manager, Los Angeles Aircraft Certification Office, FAA, Northwest Mountain Region. D. Terminating Action. Completion of the Accomplishment Instructions of SB 53-186, or SB 09530186, or later revisions approved by the Manager, Los Angeles Aircraft Certification Office, FAA, Northwest Mountain Region, constitutes terminating action for this AD. E. Alternative inspections, modifications, or other actions which provide an acceptable level of safety may be used when approved by the Manager, Los Angeles Aircraft Certification Office, FAA, Northwest Mountain Region. F. Upon request of operator, an FAA maintenance inspector, subject to prior approval of the Manager, Los Angeles Aircraft Certification Office, FAA, Northwest Mountain Region, may adjust the repetitive inspection intervals specified in this AD to permit compliance at an established inspection period of the operator if the request contains substantiating data to justify the increase for that operator. All persons affected by this directive who have not already received the appropriate service information from the manufacturer may obtain copies upon request to McDonnell Douglas Corporation, 3855 Lakewood Boulevard, Long Beach, California 90846, Attention: Director of Publications, C1-L00 (54-60). These documents may be examined at the FAA, Northwest Mountain Region, 17900 Pacific Highway South, Seattle, Washington or the Los Angeles Aircraft Certification Office, 4344 Donald Douglas Drive, Long Beach, California. Amendment 39-5137 (AD 85-19-03) became effective October 14, 1985. Amendment 39-5200 (AD 85-19-03 R1) became effective January 19, 1986. This amendment, 39-5844, becomes effective March 21, 1988. ## Related - [AD 94-08-04](https://openairdocs.org/ad/94-08-04): Anti-Collision Light Cutout ยท Boeing DC-9-11, DC-9-12, DC-9-13 and 20 more. Effective May 23, 1994. Supersedes this AD --- From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.