# SDR WRLA2009109

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 13, 2009
- Submitted: April 29, 2009
- Operation: Air carrier
- Aircraft: N279WA
- Make and model: Doug MD-11
- Registry model: [Doug MD-11](https://openairdocs.org/model/mcdonnell-douglas-md-11) (OpenAirDocs)
- Aircraft serial: 48756
- System (JASC): [5534 · Vertical Stabilizer Miscellaneous Structure](https://openairdocs.org/jasc/5534)
- Part: Channel
- Part number: AJC7372U57
- Condition: Cracked
- Location: Vertical Stab
- 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/WRLA2009109

## Discrepancy

DURING C-CHK IN TPE INSPECTION FOUND CRACK FROM VERT STAB ACCESS PNL 364FR.  FOUND AFT FUSELAGE UPPER SKIN CHANNEL BOTH ENDS CRACKED AT STA 2065 BETWEEN X=13.65 AND X=-13.65 (REF EGAT NRC U05086).  REPAIRED THE CHANNEL ON VERT STAB ACCESS PNL 364FR IAW MD-11F SRM VOL 1 53-00-01 REV 40.  APPLIED PROTECTIVE COATING.  CHECK NORMAL AND JOB COMPLETE.

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