# SDR C77A2020020430050

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 17, 2019
- Submitted: February 4, 2020
- Operation: Air carrier
- Aircraft: [N614CZ](https://openairdocs.org/aircraft/N614CZ), 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: 17000205
- Aircraft time: 31,884 hours, 19,719 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 17086188001
- Condition: Corroded
- Location: Frames 89-90
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C77A2020020430050

## Discrepancy

DURING BASIC CHECK AT EAMS, CORROSION DAMAGE WAS DISCOVERED ON THE CENTER FUSELAGE III FLOOR STRUCTURE LONGITUDINAL BEAM INTERCOSTAL BETWEEN FRAMES 89-90. REFERENCE ETD2019-170-138520 FIGURES 1 FOR DETAILS, FOR THE DAMAGE LOCATIONS AND DIMENSIONS. EAMS REQUESTED AND RECEIVED PERMANENT REPAIR DISPOSITION IN THE FORM OF ETD2019-170-138520, WHICH ALLOW THE AREAS TO BE BLENDED PROVIDED NDT INSPECTION VERIFIES DAMAGE REMOVAL AND SURFACE PROTECTION IS RESTORED. COMPASS ENGINEERING HAS CLASSIFIED THIS AS A MINOR REPAIR.
REV. 1 IS BEING ISSUED TO UPDATE THE SIGN-OFF STATEMENT.

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