Piper PA-23 (Apache and Aztec) Series Ae
Piper PA-23 (Apache and Aztec) Series Aeroplanes
Piper PA-23 (Apache and Aztec) Series Aeroplanes
| AD/PA-23/46 Amdt 1 | Exhaust System - Inspection and Modification | 2/2009 |
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| Applicability: | All models Piper PA-23-250 and PA-E23-250 aircraft with serial numbers 27-2505 and up, equipped with non-supercharged engines. |
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| Requirement: | 1. Visually inspect engine exhaust system and alternate air heat shroud in accordance with FAA AD 72-14-05 (amdt 39-1943).2. Adjust and align ball joint stack assemblies and supports in accordance with Piper SB No. 319.Note: FAA AD 72-14-05 (amdt 39-1943) paragraph b. refers. |
| Compliance: | At each scheduled inspection for issue of a maintenance release following the date of effectivity of this amendment. |
| This Amendment becomes effective on 12 February 2009. | |
| Background: | This AD was originally issued in 1971. It specified once-only inspection and modification of the exhaust system in accordance with Piper SB No. 319 within 100 hours time in service after July 1971.This amendment matches FAA AD 72-14-05, including the FAA requirement for periodic inspection at intervals not to exceed 100 hours. |
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James Coyne
Delegate of the Civil Aviation Safety Authority
23 December 2008