# SDR QXEA2025052300226

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 22, 2025
- Submitted: May 23, 2025
- Operation: Air carrier
- Aircraft: [N657QX](https://openairdocs.org/aircraft/N657QX), 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: 17000943
- Aircraft time: 5,059 hours, 3,982 cycles
- System (JASC): [7603 · Power Lever](https://openairdocs.org/jasc/7603)
- Part: Throttle
- Condition: Faulted
- Location: Zone 200
- 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/QXEA2025052300226

## Discrepancy

TECHNICAL ORDER – PARTS REPLACEMENT – THROTTLE QUADRANT TCQ REPLACEMENT DUE TO FAULT TREND IN AHEADPRO. " A/T FAIL" CAUTION WHEN "A/T" PUSHED ON MAIN PANEL FOR T.O CYCLED A/T DISC SWITCHES ON THROTTLES WHICH CLEARED "A/T FAIL" CAUTION. RESELECTED "A/T" ON MAIN PANEL. AUTOTHROTTLE SYSTEM OPPERATED NORMALLY REST OF FLIGHT. REMOVED AND REPLACED TCQ IAW AMM 76-11-01-000/400-801-A. OPS TEST GOOD.

---
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.