Bell Helicopter Textron Canada (BHTC) 20
Bell Helicopter Textron Canada (BHTC) 206 and Agusta Bell 206 Series Helicopters
Bell Helicopter Textron Canada (BHTC) 206 and Agusta Bell 206 Series Helicopters
| AD/BELL 206/176 Amdt 1 | Cyclic Control Lever Assembly Installation | 12/2009 DM |
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| Applicability: | Model 206A helicopters, all serial numbers.Model 206B series helicopters, all serial numbers, including those converted from Model 206A.Bell 206L series helicopters, all serial numbers. |
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| Requirement: | For helicopters with less than 50 flight hours in service or with a cyclic lever assembly installed within the last 50 flight hours:Perform a one time inspection and if required, rectification, of the cyclic lever assembly installation, in accordance with accomplishment instructions provided in Bell Alert Service bulletin 206-09-121 Revision C, dated 7 July 2009 (For Models 206A and 206B) or Bell Alert Service bulletin 206L-09-155 dated 10 March 2009, as applicable.Note: Transport Canada AD CF-2009-10R1 refers. |
| Compliance: | Within 10 flight hours after 30 September 2009, but no later than 30 calendar days after the effective date of this Directive; unless already accomplished. |
| This Amendment becomes effective on 30 September 2009. | |
| Background: | An incorrectly installed bearing Part Number 206-301-051-101, in the co-pilot cyclic control lever assembly has been discovered during manufacturing. It is possible, that an incorrectly installed bearing could be found in any aircraft with a recently installed cyclic control lever assembly.Amendment 1 is issued in response to a new Transport Canada AD, which requires compliance with Revision C of ASB 206-09-121 as the original issue did not list inspection of the bearing installed on lever assembly part number 206-001-339-015. |
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David Villiers
Delegate of the Civil Aviation Safety Authority
28 September 2009