# SDR DALA2025051303717

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 9, 2025
- Submitted: May 13, 2025
- Operation: Air carrier
- Aircraft: [N307DU](https://openairdocs.org/aircraft/N307DU), registered now
- Make and model: Airbus BD-500-1A11
- Registry model: [Airbus BD-500-1A11](https://openairdocs.org/model/airbus-canada-lp-bd-500-1a11) (OpenAirDocs)
- Aircraft serial: 55096
- Aircraft time: 12,297 hours, 5,764 cycles
- System (JASC): [5754 · Leading Edge Devices](https://openairdocs.org/jasc/5754)
- Part: Pinion
- Condition: Corroded
- Location: Zone 500
- 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/DALA2025051303717

## Discrepancy

LH SLAT TRACK #11 MEASUREMENTS WERE OUT-OF-LIMITS. ENGINEERING REQUESTS TO REMOVE AND REPLACE PINION P/N: C01612526-001. REMOVED SLAT PINION #11 IAW A220 AMP 27-81-09 P/N: C01612526-001 S/N: 501940 J. HARMON 2420359. OK TO INSTALL SLAT PINION #11 REF A220 27-81-09. QC 5359. COMPLIED WITH ERA 622237-14AD REV A AND PRI 622237-14AD REV 1 MATCHES. (LP# 0957172)

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