69-14-03 BRITISH AIRCRAFT CORPORATION: Amdt. 39-794. Applies to Model BAC 1-11 200 and 400 Series Airplanes.
Compliance required within the next 1,500 hours' time in service after the effective date of this AD, unless already accomplished.
To prevent the failure of the windshield heating circuit, install 20K ohm resistors and 1 mfd capacitors into both phases of the heating circuit for pilot's and copilot's main windshield in accordance with British Aircraft Corporation Modification Bulletin No. 30-PM 3092, Revision 8, dated July 22, 1968 or later ARB-approved revision or an FAA approved equivalent.
This amendment becomes effective August 10, 1969.