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AD/ECUREUIL/130 - Rotor Flight Control - Collective Lever Recess
Eurocopter AS 350 (Ecureuil) Series HeliEurocopter AS 350 (Ecureuil) Series Helicopters
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Eurocopter AS 350 (Ecureuil) Series Helicopters
| AD/ECUREUIL/130 | Rotor Flight Control - CollectiveLever Recess | 3/2008 |
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| Applicability: | Eurocopter AS 350 helicopters: Models AS 350 B, AS 350 B1, and AS 350 D, all pre MOD 071995. |
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| Requirement: | 1. Modify the collective lever in accordance with instructions detailed in paragraph 2.B. of EUROCOPTER Alert Service Bulletin (ASB) No. 67.00.16 Revision 2 or later approved revison.2. Do not install covers P/N 350A27-1385-20 on any AS 350 series helicopters.Note: EASA AD 2007-0289 dated 19 November 2007 refers. |
| Compliance: | 1. Within the next 550 Flight Hours or 12 months, after the effective date of this AD, whichever occurs first.2. From the effective date of this AD. |
| This Airworthiness Directive becomes effective on 13 March 2008. | |
| Background: | EASA have advised of a collective lever jamming, which occurred on an AS 350 helicopter on taking-off. This incident was caused by a foreign object which had penetrated inside the upper recess of the slide and made the collective lever jam. The actions specified by this AD are intended to prevent any further travel restriction caused by foreign objects, which can cause loss of collective pitch control, and subsequent loss of control of the helicopter. |
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Charles Lenarcic
Delegate of the Civil Aviation Safety Authority
21 January 2008