SAIB ACE-98-04 —

No. ACE-98-04 October 17, 1997

Published by: FAA, AFS-610, P.O. Box 26460, Oklahoma City, OK 73125 This is issued for informational purposes only and any recommendation for corrective action is not mandatory.

INTRODUCTION:

The purpose of this Special Airworthiness Information Bulletin is to advise owners and operators of Extra Model airplanes of the need to review the service bulletins listed below.

BACKGROUND:

The Small Airplane Directorate, Aircraft Certification Service, of the Federal Aviation Administration (FAA) conducted a review of specified Extra airplane service bulletins. The purpose of the review was to evaluate each service bulletin to determine the continued airworthiness safety aspect. The options considered by the FAA included: mandated compliance by initiation of an FAA Airworthiness Directive (AD), various forms of notices, or no further action required.

RECOMMENDATIONS:

The service bulletins identified in this document were not considered appropriate for AD action at this time, however, the FAA strongly suggests that all operators of the specified Extra Model airplanes review their compliance of the service bulletins listed below.

Service Bulletin DATE

TITLE (Model Affected) No.

SB-300-1-91 10/22/91 Main Undercarraige U-Spring, EA-300. SB-300-2-95 5/3/95 Upper Longeron Inspection, EA-300, EA-300S, EA-300L. SB-300-5-94 1/31/95 Air Inlet Screen, EA-300, EA-300S. SB-300-6-94 1/31/95 Fire Protection Cowling Area and Firewall, EA-300,

EA-300S.

The service bulletins can be obtained from: Extra Fluegzeugbau GmbH Flugplatz Dinslaken 46569 Hünxe Germany Telephone: 01-49-2858-9137-13

FOR FURTHER INFORMATION CONTACT: Karl M. Schletzbaum, Aerospace Engineer, FAA, Project Support Branch (ACE-112), Small Airplane Directorate, 601 E. 12th Street, Kansas City, Missouri, 64106, telephone (816) 426-6934.