AD 83-16-03

83-16-03 AVCO LYCOMING: Amendment 39-4676. Applies to Avco Lycoming Model LTS101-600A-2 engines, all Serial Numbers prior to but not including LE 43559. Compliance is required as indicated unless already accomplished. To prevent possible engine failure due to overspeed, accomplish the following: Install Overspeed Limiter, P/N 4-301-235-04, per instructions provided in Avco Lycoming Service Bulletin No. LTS101A-73-0043, dated March 21, 1983, or equivalent method approved by the Manager, Engine Certification Branch, ANE-140, 12 New England Executive Park, Burlington, Massachusetts 01803. Compliance required as follows: A. Prior to 1,200 hours total time in service for engines with 1,000 or less hours total time in service on the effective date of this airworthiness directive, or B. Within the next 200 hours time in service for engines with more than 1,000 hours total time in service on the effective date of this airworthiness directive, or C. Before August 1, 1984,regardless of engine total time in service. NOTE: Refer to the pertinent operations and maintenance manuals for operational check procedures and requirements. Avco Lycoming Service Bulletin No. LTS101A-73-0043, dated March 21, 1983, identified and described in this directive is incorporated herein and made a part hereof pursuant to 5 U.S.C. 552(a)(1). All persons affected by this directive who have not already received this document from the manufacturer may obtain copies upon request to Avco Lycoming, Williamsport Division, Williamsport, Pennsylvania 17701. This document also may be examined at the Office of Regional Counsel, ANE-7, 12 New England Executive Park, Burlington, Massachusetts 01803. This amendment becomes effective August 25, 1983.