69-05-06 SCHLEICHER: Amdt. 39-733. Applies to Schleicher Model Ka6E gliders, Serial Nos. 1 through 4232 except Serial No. 4226.
Compliance required within the next 100 hours' time in service after the effective date of this AD, unless already accomplished.
To prevent the failure of the thermos-bottle mounting brackets, install new mounting clamps with rubber insert, in accordance with Schleicher Technical Note No. 17, dated September 10, 1968, or later LBA-approved issue or an FAA-approved equivalent.
This amendment becomes effective April 6, 1969.