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AD/DHC-6/76 - Floatplane Float to Chassis Bolts
DHC-6 (Twin Otter) Series AeroplanesDHC-6 (Twin Otter) Series Aeroplanes
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DHC-6 (Twin Otter) Series Aeroplanes
| AD/DHC-6/76 | Floatplane Float to Chassis Bolts | 6/2008 |
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| Applicability: | Model DHC-6 Floatplanes, all Series, equipped with Canadian Aircraft Products Model 12000A or 12000B Floats installed prior to Float Serial No. 71. |
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| Requirement: | Action in accordance with de Havilland Service Bulletin 6/296 Revision A, dated11 May 1973, or later Transport Canada approved revision.The inspections required by this Directive may be discontinued upon incorporation of either de Havilland Modification 6/1464 described in de Havilland Service Bulletin 6/296 Revision A, or equivalent approved modification.Note: Transport Canada AD CF-73-11 refers. |
| Compliance: | At intervals not to exceed 75 flight hours; until modified. |
| This Airworthiness Directive becomes effective on 5 June 2008. | |
| Background: | The actions required by this Directive are intended to prevent loosening and subsequent pull-out failure of certain float to chassis bolts. |
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David Villiers
Delegate of the Civil Aviation Safety Authority
23 April 2008