# SDR 2A6D20131024001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 24, 2013
- Submitted: October 24, 2013
- Operation: General aviation
- Filed by: [Air Methods, LLC, repair station 2A6R933B](https://openairdocs.org/faa-repair-station/2A6R933B/air-methods-llc.md) (OpenAirDocs)
- Aircraft: N439AE
- Make and model: Snias AS350B3
- Aircraft serial: 3408
- Aircraft time: 5,796 hours, 9,341 cycles
- System (JASC): [5302 · Rotorcraft Tail Boom](https://openairdocs.org/jasc/5302)
- Part: Mount
- Condition: Damaged
- Location: Tailboom
- Part time: 5,796 hours, 9,341 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2A6D20131024001

## Discrepancy

TAIL ROTOR GEAR BOX AND THE VERTICAL FIN BOLT MOUNTING POINTS ON TOP OF THE TAIL BOOM ARE DAMAGED BEYOND LIMITS.  FOUND THAT THE WINDINGS INSIDE THE BOLT-HOLES, MOUNTING POINTS, HAD BEEN PARTIALLY GROOVED BY THE BOLTS. THE STATION IS AT 380.30".
                                                                                                                                      


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