68-02-02 BRITISH AIRCRAFT: Amendment 39-543. Applies to BAC 1-11 200 and 400 Series airplanes.
Compliance required as indicated, unless already accomplished.
To prevent possible inadvertent "stick push" during takeoff resulting from oleo relay failure, accomplish the following:
Within the next 1,000 hours' time in service after the effective date of this AD, modify the stall protection system oleo relays by removing the links strapping the oleo relays and connecting the oleo relays in a series configuration, in accordance with British Aircraft Corporation BAC 1-11 Service Bulletin 34-PM 2784, dated August 28, 1967, or later ARB- approved issue, or an FAA-approved equivalent.
This amendment becomes effective February 16, 1968.