# SDR SWIA202501241211

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 11, 2024
- Submitted: January 24, 2025
- Operation: Air carrier
- Aircraft: [N170PQ](https://openairdocs.org/aircraft/N170PQ), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15170
- Aircraft time: 37,531 hours, 27,364 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Doubler
- Condition: Corroded
- Location: Zone 100
- 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/SWIA202501241211

## Discrepancy

THE AFT ATG ANTENNA DOUBLER AT MATING SURFACE ON EXTERIOR HAS FRETTING CORROSION.      (C-CHECK RO 1/23/2025)    REMOVED AND REPLACED INSTALLED NEW AFT ATG ANTENNA EXTERNAL DOUBLER FS 1031.00 - FS 1051.30, STGR24R - STGR27 REF AIRCELL DOCUMENT NUMBER D12942-20110 REV. B, DATED 06/13/2011 AND CRJ 900 SRM 51-42-20-001-001-A01. COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY. LEAK CHECK GOOD.

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