62-21-03 HUGHES: Amdt. 485 Part 507 Federal Register September 20, 1962. Applies to All Model 269A Helicopters Except Those Operated Under CAR Part 8 With Limitations Which Prohibit Flight Over Densely Populated Areas, in Congested Airlanes, or in the Vicinity of Busy Airports.
Compliance required as indicated.
Prior to further flight, unless already accomplished, incorporate modification in accordance with Hughes Service Bulletin No. 2A7 or equivalent approved by FAA Western Region.
This directive effective upon publication in the Federal Register for all persons except those to whom it was made effective immediately by telegrams dated August 17, 1962, and August 31, 1962.