AD 64-02-05

64-02-05 LOCKHEED: Amdt. 669 Part 507 Federal Register January 10, 1964. Applies to All Models 49, 149, 649, 649A, 749, 749A, 1049-54, 1049C, 1049D, 1049E, 1049G, 1049H and 1649A Series Aircraft That Do Not Incorporate the Overhead Crew Hatch Provided for in Flying Tiger Line Supplemental Type Certificate SA4-948 or FAA Approved Equivalent.

Compliance required as indicated.

(a)(1) To eliminate the possibility of jamming the crew door, accomplish the following within 325 hours' time in service after the effective date of this AD, unless previously accomplished.

(2) Permanently deactivate the openable window in the crew door by bolting the window shut or by deactivating the window operating mechanism, or modify the window operating mechanism by incorporating the modification provided for in Gamco Precision Supplemental Type Certificate SA546WE or a modification approved by the Chief, Engineering and Manufacturing Branch, FAA Western Region, such that the open window will not interfere with the opening of the crew door. Supplemental Type Certificate SA546WE is not applicable to crew door windows previously modified for smoke evacuation purposes.

NOTE: - Gamco Precision, 10021 LaTuna Canyon, Sun Valley, California, the holder of STC SA546WE, may be contacted for information regarding the kit for this modification.

(b) A number of crew door windows on aircraft that do not incorporate the overhead hatch provided for in STC SA4-948 or FAA approved equivalent have been modified for use in evacuating smoke from the flight station. When these windows are deactivated in compliance with this AD, delete section 3-31.1 of the FAA approved Airplane Flight Manual (Lockheed Report 11020) and reinsert section 3-31 which is applicable to the affected aircraft.

This directive effective January 10, 1964.