65-17-02 CURTISS-WRIGHT: Amdt. 39-112 Part 39 Federal Register August 3, 1965. Applies to Model C-46 Series Airplanes.
Compliance required within the next 300 hours' time in service after the effective date of this AD unless already accomplished.
To prevent further erroneous indication by the landing gear position warning light that the landing gear is down and locked, accomplish the following:
Modify the gear position warning light system by providing a separate position indication circuit and separate green light or other equivalent indicator for the "down and locked" position for each of the three landing gears in a manner approved by the Chief, Engineering and Manufacturing Branch, FAA Southern Region.
This directive effective September 2, 1965.