# SDR SWIA202164375

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 9, 2021
- Submitted: February 18, 2022
- Operation: Air carrier
- Aircraft: [N823SK](https://openairdocs.org/aircraft/N823SK), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15205
- Aircraft time: 32,690 hours, 20,987 cycles
- System (JASC): [5322 · Fuselage Internal Mounting Structure](https://openairdocs.org/jasc/5322)
- Part: None
- Condition: Corroded
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA202164375

## Discrepancy

* THE RH FLOOR SILL HAS MULTIPLE LOCATIONS OF CORROSION BETWEEN FS280 AND FS319. (MARKED)      (C-CHECK RO 2/16/2022)    REMOVED DAMAGE AND EVALUATED REPAIR. REPAIR FOUND TO BE OUT OF LIMITS. REMOVED AND REPLACED DAMAGED DOUBLER AND SILL. REF. CRJ900 SRM 51-42-06-001-001-A01, CRJ900 SRM 51-42-10-001-001-A01, / CRJ900 SRM 51-42-21-001-001-A01, BOMBARDIER DWG SH690-32170 REV AD. PRESSURE CHECK GOOD, OP CHECK GOOD. COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY / SEE CONTINATION CARD FOR DETAILS OF WORK PERFORMED.

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