The bulletin
Text extracted from the PDF.
SPECIAL
AIRWORTHINESS
INFORMATION
BULLETIN
AIRCRAFT CERTIFICATION SERVICE 800 INDEPENDENCE AVENUE, S.W.
WASHINGTON, DC 20591
U.S. Department of Transportation Federal Aviation Administration
No. ACE-99-16 April 2, 1999
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 (SAIB) is to provide safety information to Zaklad Remontow i Produkcji, Model MDM-1 “Fox” sailplane owners on the following:
• Mandatory Bulletin No. BO 13/99. A correction to the Technical Service Manual effecting the aft C.G. location.
• Mandatory Bulletin No. BO 14/99. A correction to the Technical Service Manual effecting the elevator control surface mass balance.
These two bulletins are being sent attached to this SAIB.
Background:
Mandatory Bulletin No. BO 13/99 identifies inaccur acies in the weight and balance formulas provided in the Technical Service Manual which coul d result in exceeding the aft C.G. limit. This bulletin also provides a modification to incorporate heavier ballast weights.
Mandatory Bulletin No. BO 14/99 id entifies inaccuracies in the Technical Service Manual relating to elevator control surface mass balancing. Th is bulletin provides the appropriate balancing weights as well as a sketch and description of method for installation of these weights on the elevator.
General Information:
The FAA provides this information as a courtesy to operators of the MDM-1 “Fox” owners/operators because this is a known safety issue. The FAA does not issue Airworthiness Directives for non-type certificated sailplanes. This safety issue will not be tracked or enforced by the FAA. Furthermore, the FAA w ill not use an SAIB to track all safety related items for non-type certificated products.
Further Information Contact:
Brian Hancock; Project Officer; FAA, Small Airplane Directorate; 1201 Walnut, Suite 900;
Kansas City, Missouri, 64106; telephone (816) 426-6932, facsimile (816) 426-2169.
Registered aircraft it may concern
Registry models matched by Zaklad Remontow i Produkcji MDM-1 "Fox", the same way as ADs, with the most registered aircraft first.