# SDR R61A20090023

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 18, 2009
- Submitted: May 20, 2009
- Operation: Air carrier
- Aircraft: [N811MD](https://openairdocs.org/aircraft/N811MD), registered now
- Make and model: Emb ERJ 170-100SU
- Registry model: [EMB ERJ 170-100SU](https://openairdocs.org/model/embraer-erj-170-100su) (OpenAirDocs)
- Aircraft serial: 17000028
- Aircraft time: 12,650 hours, 9,021 cycles
- System (JASC): [2780 · Leading Edge Slat Control System](https://openairdocs.org/jasc/2780)
- Part: Slat System
- Condition: Malfunctioned
- Location: Le Slats
- Stage of operation: AP
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/R61A20090023

## Discrepancy

CREW RECEIVED A SLAT FAIL MESSAGE ON EICAS DURING APPROACH INTO PHL.  CREW DECLARED AN EMERGENCY AND LANDED INTO PHL WITHOUT INCIDENT.  MAINTENANCE WAS DISPATCHED TO THE A/C AND TESTED OUT SKEW SENSORS, CLEARED INHIBITS, RAN FLAPS/SLATS SEVERAL TIMES AND COULDN'T DUPLICATE THE DISCREPANCY PER EMB AMM.  NO PREVIOUS HISTORY NOTED.  A/C WAS THEN RELEASED BACK INTO SERVICE.

---
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.