AD 76-22-06

76-22-06 LOCKHEED-CALIFORNIA COMPANY: Amendment 39-2758. Applies to Lockheed-California Company L-1011-385 series airplanes, certificated in all categories, equipped with Pacific Scientific Company seat belt model numbers 1107008, 1107031, 1107036, 1107068 and 1107072 installed on flight attendant seats.

Compliance required within the next 600 hours' time in service after the effective date of this AD, unless already accomplished.

To prevent unsafe buckle position of flight attendant seat belts, accomplish the following:

(a) Install a placard, which reads "DO NOT OCCUPY", on those flight attendant seats in the passenger cabin equipped with Pacific Scientific Company seat belt model numbers 1107031, 1107036, 1107068, and 1107072 until the seat belt installation is modified or replaced in a manner approved by the Chief, Aircraft Engineering Division, FAA Western Region. The seats prohibited from use must be secured in a normally stowed position or removed. The affected seat belt installations may be replaced with appropriate seat belt/shoulder harness installations in accordance with Lockheed Service Bulletin 093-25-192, December 9, 1974, "Equipment/Furnishings-Passenger Compartment - Attendant Seat Restraint Modification", Parts 1, 2, 4 and 5 only, or later FAA approved revisions.

(b) Replace Pacific Scientific seat belt model number 1107008 installed on lower lobe galley seats with ordinary adjustable seat belts without retractors in accordance with normal maintenance practices. Alternate seat belt installations may be approved by the Chief, Aircraft Engineering Division, Federal Aviation Administration, Western Region.

This amendment becomes effective December 10, 1976.