AD/BELL 407/14 Amdt 1 - Horizontal Stabiliser Slat (Cth)

AIRWORTHINESS DIRECTIVE For the reasons set out in the background section, the CASA delegate whose signature appears below revokes Airworthiness Directive (AD) AD/BELL 407/14 and issues the following AD under subregulation 39.1 (1) of CAR 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.

Bell Helicopter Textron Canada (BHTC) 407 Series helicopters

AD/BELL 407/14 Amdt 1

Horizontal Stabiliser Slat 10/2002 DM

Applicability: Model 407 helicopters, serial numbers 53000 to 53498 and 53500 to 53512.

Requirement: 1. Inspection - Helicopters serial number 53000 through 53498 and 53500 through 53503:

Until installation of the segmented slats, part number (P/N) 407-023-001-103, in accordance with BHTC Alert Service Bulletin (ASB) 407-02-52 is accomplished, perform a daily visual inspection of the slats in accordance with Part I of ASB 407-02-52, dated 20 March 2002.

2. New Slats Installation - Helicopters serial number 53000 through 53498:

Install segmented slats P/N 407-023-001-103 in accordance with Part II of ASB 407-02-52.

3. Slat Installation and Identification - Helicopters serial number 53500 through 53503 with the new factory installed slats:

Re- install and identify factory installed segmented slats P/N 407-023-001-103 in accordance with Part III of ASB 407-02-52.