# SDR R61A2021020700142

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 24, 2021
- Submitted: February 7, 2021
- Operation: Air carrier
- Aircraft: [N728YX](https://openairdocs.org/aircraft/N728YX), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000510
- Aircraft time: 13,637 hours, 8,888 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Doubler
- Part number: 17005663003
- 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/R61A2021020700142

## Discrepancy

DURING HEAVY CHECK MAINTENANCE FOUND CORROSION ON FWD FUSELAGE FLOOR DOUBLER BETWEEN FR12 AND FR14 AT STGR 17RH. FWD FUSELAGE FLOOR DOUBLER BETWEEN FR12-14, STGR 17RH REPLACED IAW EMB SRM 51-41-02 AND 51-43-04. A/C REMAINS IN CHECK.

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