AD/HU 369/113 Amdt 1 - Main Rotor Blade Torque Events and Life Limit (Cth)

AIRWORTHINESS DIRECTIVE On the effective date specified below, and for the reasons set out in the background section, the CASA delegate whose signature appears below revokes Airworthiness Directive (AD) AD/HU 369/113 and issues the following AD under subregulation 39.001(1) of CASR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.

McDonnell Douglas (Hughes) and Kawasaki 369 Series Helicopters AD/HU 369/113 Amdt 1 Main Rotor Blade Torque 1/2006 DM Events and Life Limit

Applicability: Models 369D, 369E, 369F, 369FF, 500N, or 600N helicopters with either an MD Helicopter Inc. (MDHI) main rotor blade installed or modified with Helicopter Technology Company, LLC (HTC), Supplemental Type Certificate (STC) No. SR09172RC, SR09074RC, or SR01050LA with an HTC blade installed, as listed below: Model MDHI blade part No. (P/N) HTC blade P/N HTC STC 369D 369D21100 Basic, -516, -517, -523 500P2100-BSC, -BSC-1 SR09172RC 369E 369D21120-501, -503 500P2100-101, -103 SR09074RC 369F, FF 369D21102 Basic, -503, -517, -523 500P2300-501, -503 SR01050LA 369D21121-501, -503 500N 369D21102-503, -517, -523 500P2300-501, -503 SR01050LA 369D21121-501, -503 600N 369D21102-517, -523 500P2300-501, -503 SR01050LA 369D21121-501, -503