# SDR SWIA972323

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 1, 2001
- Submitted: February 6, 2001
- Operation: Air carrier
- Aircraft: [N190SW](https://openairdocs.org/aircraft/N190SW), registered now
- Make and model: Emb EMB-120ER
- Registry model: [EMB EMB-120ER](https://openairdocs.org/model/embraer-emb-120er) (OpenAirDocs)
- Aircraft serial: 120050
- Aircraft time: 33,648 hours, 41,238 cycles
- Engine: Pwa PW118B
- System (JASC): [2711 · Aileron Tab Control System](https://openairdocs.org/jasc/2711)
- Part: Tab
- Condition: Binding
- Location: Elevator Trim
- Stage of operation: CR
- How discovered: O
- Nature of condition: F, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA972323

## Discrepancy

INFLIGHT WITH F/O AUTOPILOT ENGAGED THE AIRCRAFT LEVELED OFF TO CATCH THE COURSE AND FELT A VIBRATION LIKE TENSION BEING RELEASED ON THE CABLES TO THE AILERON.  THE YOKE VIBRATED LEFT AND RIGHT, THEN EVERYTHING RETURNED TO NORMAL.  DISENGAGED AUTOPILOT, TESTED AILERON/ELEVATOR TRAVEL, SEEMED OK.  FOUND LEFT AILERON TRIM TAB BINDING AND POPPING.  INSTALLED NEW TRIM TAB, BEARINGS AND REINSTALLED TRIM TAB IAW EMB MM 22-12-02.  OPS CHECK 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.