# SDR SWIA20250221120

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 20, 2025
- Submitted: February 21, 2025
- Operation: Air carrier
- Aircraft: [N603CZ](https://openairdocs.org/aircraft/N603CZ), 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: 17000176
- Aircraft time: 43,549 hours, 27,938 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Doubler
- Condition: Corroded
- Location: Zone 200
- 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/SWIA20250221120

## Discrepancy

CORROSION ON PILOT COCKPIT FLOOR DOUBLER BETWEEN FR 7 AND 12 IN MULTIPLE LOCATIONS AS MARKED.     (C-CHECK RO 2/21/2025)    REMOVED THE DAMAGED PORTION OF THE L/H COCKPIT FLOOR DOUBLER BETWEEN FRAMES 7-12 AND REPLACED WITH A NEW SECTION BETWEEN FRAMES 9-12 REF ERJ175 SRM 53-10-10/REPAIR 07P.  WEIGHT OF REPAIR DOES NOT CHANGE WEIGHT AND BALANCE OF AIRCRAFT..  SEE CONTINUATION CARDS FOR ALL WORK PERFORMED BETWEEN FRAMES 9-12. DURING INSTALLATION MISDRILLS FOUND BETWEEN FRAMES 7 AND 9. REFERENCE CP# 29614715 FOR REWORK/REPLACEMENT OF L/H COCKPIT FLOOR DOUBLER BETWEEN FRAMES 7 AND 9.

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