# SDR AALA201910219030

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 18, 2019
- Submitted: October 21, 2019
- Operation: Air carrier
- Aircraft: [N953AN](https://openairdocs.org/aircraft/N953AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29539
- Aircraft time: 55,900 hours, 23,107 cycles
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Control Unit
- Part number: 285A12002
- Part serial: D01027
- Condition: Unreliable
- Location: Rt Wing Te Flaps
- Stage of operation: AP
- How discovered: O
- Nature of condition: F
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201910219030

## Discrepancy

AIRCRAFT WAS GROUNDED: CREW DECLARED AN EMERGENCY ON FINAL APPROACH INTO DFW ON ACCOUNT OF FLAP DISAGREE. MAINTENANCE ACCOMPLISHED FIM TASK 27-51-00-810-820 RH FLAPS POSTED TRANSMITTER DISAGREE PROBLEM FOR MAIN MESSAGE 27-52260. REMOVED AND REPLACED FSEU IAW AMM 27-51-01-400-801. PERFORMED OPS CHECKS OF FLAPS, NO FAULTS NOTED AT THIS TIME.

---
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.