# SDR SWIA202503210017

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 17, 2025
- Submitted: March 21, 2025
- Operation: Air carrier
- Aircraft: [N610UX](https://openairdocs.org/aircraft/N610UX), registered now
- Make and model: Emb ERJ 170-200 LL
- Registry model: [EMB ERJ 170-200 LL](https://openairdocs.org/model/embraer-s-a-erj-170-200-ll) (OpenAirDocs)
- Aircraft serial: 17000808
- Aircraft time: 11,921 hours, 7,733 cycles
- System (JASC): [3418 · Stall Warning System](https://openairdocs.org/jasc/3418)
- Part: Aoa
- Condition: Failed
- Location: Zone 100
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA202503210017

## Discrepancy

AOA LIMIT FAIL, AT FAIL, AP FAIL, AT 34000 FT, STICKER AND LOW SPEED QUE SHOOTING UP. AIRSPEED WAS NOT SLOW, INDICATING PROPERLY.    (FLIGHT 5916 - FILED CLOSED)    MAR 19, 2025  STATION: LAS--SEE EAML 1561087 & 1561088 & 1561111 & 1561118. SEE EAML 1561878 FOR AP FAIL , SEE EAML 1561879 FOR AT FAIL. AOA LIMIT FAIL, AT FAIL AND AP FAIL AND FLIGHT CONTROL NO DISPATCH MESSAGES DUE TO FAILURE OF GENERIC I/O CARD 1 IN MAU 1, SLOT 11/12 WHEN REVIEWING DATA IN AHEAD PROGRAM AND IN CMC. PER FIM 34-26-00, REMOVED AND REPLACED GEN I/O 1 CARD IAW AMM 31-41-06. PERFORMED TARGET LOAD PER AMM 45-45-00. AOA LIMIT FAIL, AT FAIL, AP FAIL MESSAGE CLEARED. MAR 20, 2025  STATION: BOI -- TROUBLESHOT AOA LIMIT FAIL, AT FAIL, AP FAIL, AT 34000 FT, STICKER AND LOW SPEED QUE SHOOTING UP. PERFORMED AMM TASK 34-13-01-400-801-A INSPECTION OF PROBES INSTALLATION , AMM 34-15-00-720-801-A AIR DATA SYSTEM AOA FUNCTIONAL TEST, AND PERFORMED FIM TASK 22-11-00-810-976-A AS PER EMBREAR RTS TEAM RECONMEDATIONS AND FOUND NO FAULTS OR DISCREPANCIES. SUSPECT PREVIOUSLY REPLACED GEN I/O MOD 1 FIXED THE ISSUE. ****AIRCRAFT REMAINS CATII STATUS**** DRUCK SN: 12503456 CAL DUE: 1/82026.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.