Service information letter faa. SERVICE INFORMATION LETTER The Honeywell Spectrometric Oil and Filter Analysis Program for all TPE331 Engines Except -14GR/HR Engines Legal Notice Apr 14, 2005 · Service Information Letter The technical content of this letter is FAA Approved Jan 4, 2013 · Service letters are used to provide information related to in-service issues, recommended changes to operating or maintenance practices, troubleshooting suggestions, information about future changes to the airplane, and resolution of issues related to airplane or component production. URPOSE. Manufacturers issue aircraft Service Bulletins to inform owners and operators about critical and useful information on aircraft safety, maintenance, or product improvement. Sep 11, 1995 · Service Information Letters – Turbine Service Information Letter (SIL) is used to transmit information, recommendations, and general service instructions to the aircraft owner/operator and maintenance personnel. This Service Information Letter (SIL) details how owners, operators, and the OEM can locate the DOM information for the Rotary Buckle Assembly. SAIBs contain non-regulatory information and guidance that does not meet the criteria for an Airworthiness Directive (AD). This SIL Definition This document, or a similarly-named one, is used by manufacturers of aircraft, their engines or their components to communicate details of advisory action or other ‘useful information’ about their products which may enhance safety, reliability or reduce repetitive costs. Compliance with Service Bulletins may or may not be mandatory, but you should never ignore them when it comes to safety. Feb 23, 2009 · Service Bulletins & Letters A Service Letter is normally used to pass information along to the industry from the manufacturer and are not mandatory. B. Service Bulletins are highlighting more important service difficulties found in the field. It contains important safety, product improvement or maintenance information, and following it is highly recommended when overhauling equipment. Feb 4, 2022 · Manufacturers issue aircraft Service Bulletins to inform owners and operators about critical and useful information on aircraft safety, maintenance, or product improvement. (k) RELATED INFORMATION (1) For more information about this AD, contact Hal Jensen, Aviation Safety Engineer, FAA, 3960 Paramount Boulevard, Lakewood, CA 90712; phone: (303) 342-1080; email: hal. , to operators. This AC also provides information and guidance on ex parté communication and alternative methods of compliance (AMOC), as well as means for avoiding overlapping and conflicting actions in SBs and maintaining airworthiness of AD-mandated design changes. This advisory circular suggests acceptable methods by which product manufacturers may indicate Federal Aviation Administration (FAA) approval of recommended actions prescribed in manufacturers' service d um This advisory circular (AC) presents best practices for drafting service bulletins (SB) related to an airworthiness directive (AD). Related Articles Airworthiness Continuing Airworthiness You can also find information, guidance, recommendations, and airworthiness concerns for your aircraft free of charge in the FAA’s Special Airworthiness Information Bulletin (SAIB) database at bit. In this presentation, we will discuss Aircraft Service Letters and Service Bulletins. TURBINE SERVICE INFORMATION LETTER INDEX SIL T-001 – Generator This Service Information Letter is intended to provide information and guidance as to the eligibility of Kelly Aerospace, Inc. A Service Bulletin (S. ) is a directive issued when the FAA realizes that a perilous condition exists in a product (aircraft engine, airframe, appliance or propeller). starters when replacing or installing these products on certified aircraft or rotorcraft. They notify aircraft operators and owners of potentially unsafe conditions requiring special inspections, alterations, or repairs. Sep 15, 2023 · A Special Airworthiness Information Bulletin (SAIB) is an information tool that alerts, educates, and makes recommendations to the aviation community. (2) Meggitt and Pacific Scientific material identified in this AD that are Jun 10, 2022 · An Airworthiness Directive (A. ly/SAIBdatabase. jensen@faa. Manufacturers' service documents communicate useful recommendations and information on available alterations, suggested repairs, inspections, etc. What is a Service Information Letter? A service information letter (SIL) is essential to aircraft safety and maintenance. How and where do we find a list of Service Letters or Service Bulletins for the aircraft that I own or fly? Why they are important and when must wemust comply with one. . ) is a notice to an aircraft operator from a … Continued Jan 31, 2025 · The FAA also reviewed Meggitt Service Information Letter SIL Restraint-25-002-2023, dated September 25, 2023, which specifies procedures for locating the date of manufacture on various buckles. a. It is the operators' (not the manufacturers') ultimate responsibility to ensure that FAA approval has been obtained if FAA approval is required before implanting manufacturers' advice, recommendations, alterations, repairs, etc SERVICE INFORMATION SIL98-9 LETTER Contains useful Information Pertaining TECHNICAL to Your PORTIONS FAA APPROVED SUPERSEDES M91-8 corresponding requirements of this AD. The information provided in the SILs will be incorporated into the maintenance manual as needed at a later date. gov. 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