# SDR REXA2021062900438

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 14, 2021
- Submitted: June 29, 2021
- Operation: Air carrier
- Aircraft: [N337PQ](https://openairdocs.org/aircraft/N337PQ), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15337
- Aircraft time: 15,169 hours, 11,167 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: SH670315241
- Condition: Corroded
- Location: Bs 280-319.7
- 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/REXA2021062900438

## Discrepancy

R/H FLOOR SILL AT RBL36 HAS 3 AREAS OF CORROSION BETWEEN FS 280.00 AND FS 319.70.  REMOVED AND REPLACED R/H FLOOR SILL AND FLOOR SILL DOUBLER BETWEEN FS 280 TO FS 319.70 IAW CRJ900 SRM 51-42-06-001-001-A01 AND 51-42-13-001-001-A01. REMOVED AND REPLACED R/H FLOOR SILL AND FLOOR SILL & FLOOR SILL DOUBLER BETWEEN F.S. 280 TO F.S. 319.70 IAW CRJ-900 SRM 51-42-06-001-001-AO1 AND 51-42-13-001-001-A01. DISCONNECTED AND RECON-NECTED ELECTRICAL CONNECTORS MT761P1 AND PL104P1 IAW CRJ 900 AMM 27-35-05-00/400-801-A01 SECTIONS 3.4 (A) STEP 6 AND 23-51-06-000/400-801-A01 SECTION 3.4 (A) STEPS 3,4. OPS TEST OF OBSERVER AUDIO PANEL GOOD IAW CRJ 900 AMM 23-51-06-710-801(A01) AND OPS TEST OF A01 TRANSDUCER GOOD IAW CRJ 900 AMM 27-35-05-710-801(A01).

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