64-07-05: Elevator Control Push Rods

64-07-05 SCHLEICHER: Amdt. 701 Part 507 Federal Register March 11, 1964. Applies to All Models Ka2B, Ka6, K7 and K8 Gliders. Compliance required as indicated. A number of elevator control failures have occurred in service due to deflection of a long unsupported section of the push-pull control rod and some manufacturing deviations. To preclude recurrence of these failures, the following shall be accomplished: (a) Each glider shall be inspected for conformity to Schleicher Service Document entitled, "Automatic Elevator Connection" dated July 4, 1962, within the next 10 hours' time in service after the effective date of this AD. (b) Models Ka2B, Ka6, K7, and K8 gliders not conforming to the document referred in (a) shall be repaired or modified before further flight. All repairs or modifications shall conform to standards specified in CAM 18. (c) Unless already accomplished, install an additional push pull rod support in Models Ka2B, K7 and K8 gliders within the next 10 hours' time in service. MODEL MODIFICATION NO. Ka2B No. 7 dated July 4, 1962 K7 No. 8 dated November 23, 1961 K8 No. 7 dated November 24, 1961 (Schleicher Service Document, "Automatic Elevator Connection" dated July 4, 1962, for Models Ka2B, Ka6, K7 and K8, and Mod. No. 8 dated November 23, 1961, for Model K7, Mod. No. 7 dated November 24, 1961, for Model K8, and Mod. No. 7 dated July 4, 1962, for Model Ka2B, pertain to this same subject.) This directive effective April 13, 1964.