76-07-02 AIR CRUISERS COMPANY: Amendment 39-2564. Applies to emergency evacuation systems having P/Ns 19D22368-2 through -9 inclusive, with serial numbers prior to 161261275, and designed for use on DC-9 aircraft, and to emergency evacuation systems having P/Ns 22D30022-1 through -4 inclusive, with serial numbers prior to 161261275, and designed for use on Convair 240, 340, 440, 580, and 600 aircraft.
Compliance is required within the next 30 days after the effective date of this AD, unless already accomplished.
To detect girt bars having material strength below the minimum specified value, accomplish the following:
(a) For DC-9 aircraft, comply with paragraph 2 Accomplishment Instructions, of Air Cruisers Company Service Bulletin 114-75-2, dated December 18, 1975, or an equivalent procedure approved by the Chief, Engineering and Manufacturing Branch, FAA Eastern Region.
(b) For Convair 240, 340, 440, 580 and 600 aircraft, comply with paragraph 2 AccomplishmentInstructions, of Air Cruisers Company Service Bulletin 114-76-1, dated January 12, 1976, or an equivalent procedure approved by the Chief, Engineering and Manufacturing Branch, FAA Eastern Region.
This amendment is effective April 6, 1976.