Beechcraft 300 Series Aeroplanes
Beechcraft 300 Series Aeroplanes
Beechcraft 300 Series Aeroplanes
| AD/BEECH 300/7 Amdt 1 | Fuselage Stringers 5 Through 11 | 4/2005 DM |
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| Applicability: | All models and serial numbers listed in the Requirement document, except those aircraft in which all stringers 5 through 11 on both left hand and right hand sides of the fuselage have been modified in accordance with the requirement document. |
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| Requirement: | 1. Inspect unmodified stringer numbers 5 to 11 on the left and right hand sides of the fuselage in accordance with Part I of Raytheon Service Bulletin SB 53-2472 Rev 4.2. Modify all cracked stringers in accordance with Part II of Raytheon Service Bulletin SB 53-2472 Rev 4.Note 1: FAA AD 2005-01-18 Amdt 39-13943 refers.Note 2: Part III of Raytheon Service Bulletin SB 53-2472 Rev 4 provides instructions for the removal of external doublers so that installation of the internal stringer reinforcement kits per Requirement 2 can be accomplished. |
| Compliance: | As detailed in the Requirement document. |
| This Amendment becomes effective on 10 March 2005. | |
| Background: | The manufacturer has received and confirmed reports of cracking in stringers 5 to 11 near the rear pressure bulkhead. The cracks could affect residual strength under cabin pressure and fuselage bending loads.Amendment 1 is issued to align this Directive with the latest revision of the Requirement document and related new FAA AD. |
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David Villiers
Delegate of the Civil Aviation Safety Authority
4 March 2005