# AD 92-06-07: Guide Arm Assembly - Type: Airworthiness directive - Status: Current - Products: Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series, 747-200B Series, 747-200C Series, 747-200F Series, 747-300 Series, 747-400 Series, 747-400D Series, 747-400F Series, 747SP Series and 747SR Series - Effective: April 21, 1992 - Superseded by: Nothing supersedes this AD - Product type: Aircraft, Large airplane - Amendment: 39-8187 - Docket: 91-NM-210-AD - Registered aircraft: 63 may be affected, by airframe or engine model (OpenAirDocs) - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/189BA6D26A971F148625696500685E97.0001 - DRS record last changed: May 30, 2024 - Page: https://openairdocs.org/ad/92-06-07 ## The airworthiness directive 92-06-07 BOEING: Amendment 39-8187. Docket No. 91-NM-210-AD. Applicability: Model 747 series airplanes, listed in Boeing Alert Service Bulletin 747- 52A2237, dated July 11, 1991, certificated in any category. Compliance: Required as indicated, unless accomplished previously. To ensure operation of the emergency door power assist system and door opening when required for emergency evacuation, accomplish the following: (a) Within the next 60 days after the effective date of this AD, perform a visual inspection and test of the guide arm assembly and associated hardware for the main entry doors, numbers 1 through 5, left and right sides, in accordance with Section III. of Boeing Alert Service Bulletin 747-52A2237, dated July 11, 1991. (1) If all the conditions specified in subparagraphs a. through g., paragraph 4., Section III., of Boeing Alert Service Bulletin 747-52A2237, dated July 11, 1991, are found to exist, no further action is required. (2) Ifany of the conditions specified in subparagraphs a. through f., paragraph 4., Section III., of Boeing Alert Service Bulletin 747-52A2237, dated July 11, 1991, do not exist, repair or replace before further flight, in accordance with Section III. of the service bulletin. (3) If the condition specified in subparagraph g., paragraph 4., Section III., of Boeing Alert Service Bulletin 747-52A2237, dated July 11, 1991, does not exist, repair in a manner approved by the Manager, Seattle Aircraft Certification Office, FAA, Transport Airplane Directorate. (b) Within 7 days after the completion of the inspection required by paragraph (a) of this AD, submit to the FAA a report specifying the number of bearings in the guide arm assemblies of each airplane on which any of the condition specified in subparagraphs a., b., or c., paragraph 4., Section III., of Boeing Alert Service Bulletin 747-52A2237, dated July 11, 1991, were not found to exist. The report must be submitted to the Manager, Seattle Manufacturing Inspection District Office, FAA, Transport Airplane Directorate, 1601 Lind Avenue SW., Renton, Washington 98055-4056. (Facsimile messages may be sent via telephone: (206) 227- 1181.) A copy of the report should also be submitted to the FAA Principal Maintenance Inspector (PMI). A report is not necessary for those airplanes on which all of the specified conditions are found to exist. Information collection requirements contained in this regulation have been approved by the Office of Management and Budget (OMB) under the provisions of the Paperwork Reduction Act of 1980 (44 U.S.C. 3501 et seq) and have been assigned OMB Control Number 2120-0056. (c) An alternative method of compliance or adjustment of the compliance time, which provides an acceptable level of safety, may be used when approved by the Manager, Seattle Aircraft Certification Office (ACO), FAA, Transport Airplane Directorate. The request shall be forwarded through an FAA Principal Maintenance Inspector, who may concur or comment and then send it to the Manager, Seattle ACO. (d) Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate the airplane to a location where the requirements of this AD can be accomplished. (e) The inspection, test, repair, and replacement shall be done in accordance with Boeing Alert Service Bulletin 747-52A2237, dated July 11, 1991. This incorporation by reference was approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR Part 51. Copies may be obtained from Boeing Commercial Airplane Group, P.O. Box 3707, Seattle, Washington 98124. Copies may be inspected at the FAA, Transport Airplane Directorate, 1601 Lind Avenue SW., Renton, Washington; or at the Office of the Federal Register, 1100 L Street NW., Room 8401, Washington, DC. (f) This amendment becomes effective on April 21, 1992. ## Affected data sheets (1) (OpenAirDocs) The type certificate data sheets whose models the AD names. - [TCDS A20WE](https://openairdocs.org/tcds/A20WE): The Boeing Company; names 12 of 14 models: 747-100B Series, 747SP Series, 747-400D Series, 747-400F Series, 747-200B Series, 747-200F Series, 747-300 Series, 747-200C Series… ## 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: 63 (63 by airframe model, 0 by engine model) - Makers: Boeing 63 Models with the most aircraft: - [Boeing 747-446](https://openairdocs.org/model/boeing-747-446): 10 aircraft (airframe model) - [Boeing 747-422](https://openairdocs.org/model/boeing-747-422): 8 aircraft (airframe model) - [Boeing 747-412](https://openairdocs.org/model/boeing-747-412): 5 aircraft (airframe model) - [Boeing 747-400F](https://openairdocs.org/model/boeing-747-400f): 4 aircraft (airframe model) - [Boeing 747-409](https://openairdocs.org/model/boeing-747-409): 4 aircraft (airframe model) - [Boeing 747-481F](https://openairdocs.org/model/boeing-747-481f): 3 aircraft (airframe model) - [Boeing 747-409F](https://openairdocs.org/model/boeing-747-409f): 3 aircraft (airframe model) - [Boeing 747-481](https://openairdocs.org/model/boeing-747-481): 3 aircraft (airframe model) - [Boeing 747-428F](https://openairdocs.org/model/boeing-747-428f): 3 aircraft (airframe model) - [Boeing 747-123](https://openairdocs.org/model/boeing-747-123): 2 aircraft (airframe model) - [Boeing 747-251F](https://openairdocs.org/model/boeing-747-251f): 2 aircraft (airframe model) - [Boeing 747-443](https://openairdocs.org/model/boeing-747-443): 2 aircraft (airframe model) - [Boeing 747-438](https://openairdocs.org/model/boeing-747-438): 2 aircraft (airframe model) - [Boeing 747-428](https://openairdocs.org/model/boeing-747-428): 2 aircraft (airframe model) - [Boeing 747-257B](https://openairdocs.org/model/boeing-747-257b): 1 aircraft (airframe model) - [Boeing 747-283B](https://openairdocs.org/model/boeing-747-283b): 1 aircraft (airframe model) - [Boeing 747-121](https://openairdocs.org/model/boeing-747-121): 1 aircraft (airframe model) - [Boeing 747-131](https://openairdocs.org/model/boeing-747-131): 1 aircraft (airframe model) - [Boeing 747-128](https://openairdocs.org/model/boeing-747-128): 1 aircraft (airframe model) - [Boeing 747-273C](https://openairdocs.org/model/boeing-747-273c): 1 aircraft (airframe model) All 24 models: https://openairdocs.org/ad/92-06-07/models.md Every aircraft: https://openairdocs.org/ad/92-06-07/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.