# SDR REXA2026042800408

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 25, 2026
- Submitted: April 28, 2026
- Operation: Air carrier
- Aircraft: [N297PQ](https://openairdocs.org/aircraft/N297PQ), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15297
- Aircraft time: 27,630 hours, 21,175 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Channel
- Part number: SH670323647
- 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/REXA2026042800408

## Discrepancy

CORROSION ON INTERNAL PRODUCTION DOUBLER OF ANTENNA IN FS= 295 TO FS= 310 BETWEEN STGR 26LH TO 26RH AT MAIN AVIONICS COMPARTMENT.  PRODUCTION DOUBLER LOCATED ON FS= 295 TO FS= 310 BETWEEN STGR 26LH TO 26RH AT MAIN AVIONICS COMPARTMENT WAS EVALUATED OUT OF LIMITS AND WAS REPLACED PER CRJ900 SRM 53-00-00-101-001-A01,CRJ900 SRM 51-42-21-001-001-A01 AND CRJ900 SRM 51-42-06-001-001-A01 AND TCAS OMNIDIRECTIONAL ANTENNA WAS REPLACED PER CRJ-900 AMM 34-43-07-000-801-A03 AND AMM 34-43-07-400-801-A01

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