COPY
Attachment #1
FEDERAL AVIATION AGENCY
Washington, D. C. 20553
January 11, 1965
In Reply
Refer To: FS-120
Mr. B. R. Allen
Director, Bureau of Safety
Civil Aeronautics Board
Washington, D.C. 20428
Dear Mr. Allen:
This is in reply to your letter of August 21, 1964, and, in addition, confirmation of telephone information forwarded to your office regarding the latest developments on the airworthiness directives for the Lockheed Air Service, Fairchild Flight Data, and United Data Control Recorders.
The following outlines the current status of Agency actions:
- Lockheed Aircraft Service Company Flight Recorders, Models 109C and 109D. An airworthiness directive was published in the Federal Register on July 29, 1964, as a Notice of Proposed Rule Making. An airworthiness directive has been published on December 28, 1964.
- Fairchild Camera and Instrument Corporation Flight Recorder Model F-5424. The airworthiness directive was published in the Federal Register on November 20, 1964, as a Notice of Proposed Rule Making.
- United Data Control Flight Recorder Model 542. The airworthiness directive was published as a Notice of Proposed Rule Making in the Federal Register on December 5, 1964.
In reference to your comments on the proposed rule for installation of flight recorders, we will consider your recommendations in our proposed rule making action now in preparation.
