Document ID: chunk:federal_register_of_legislation:F2006B04625:body:0
Version: federal_register_of_legislation:F2006B04625
Segment Type: other
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Character Range: 0–922

COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
 SCHEDULE OF AIRWORTHINESS DIRECTIVES

 Bell Helicopter Textron Canada (BHTC) 407 Series Helicopters

AD/BELL 407/11 Door Locking Mechanism 10/99

 Applicability: Model 407 helicopters, serial numbers 53000 through 53334.

           Requirement: Action in accordance with Bell Helicopter Textron Canada Alert Service Bulletin 407-99-30, dated 10 May 1999.

           Note: Transport Canada AD CF-99-19 refers.

 Compliance: Before 30 November 1999, unless already accomplished.

           This Airworthiness Directive becomes effective on 7 October 1999.

           Background:  The manufacturer has received reports of in-service problems with the doors. A possibility exists for the locking mechanism to become completely disabled and could impede an emergency egress, should critical circumstances arise.