# SDR UALA2012071603834

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 14, 2012
- Submitted: August 10, 2012
- Operation: Air carrier
- Aircraft: [N644UA](https://openairdocs.org/aircraft/N644UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 25094
- Aircraft time: 89,590 hours, 14,269 cycles
- Engine: Pwa PW4060
- System (JASC): [2230 · Auto Throttle System](https://openairdocs.org/jasc/2230)
- Part: Computer
- Part number: 105E7206G3
- Part serial: 19
- Condition: Failed
- Location: Autothrottle
- Stage of operation: NR
- 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/UALA2012071603834

## Discrepancy

AUTOTHROTTLE WILL NOT STAY ENGAGED IN VNAV OR FLCH.  REMOVED AND REPLACED THRUST MANAGEMENT COMPUTER AS PER AMM, OPS CHECKED GOOD.  PERFORMED TEST 30 AS PER AMM, ACFT RESTORED TO FULL CAPACITY CAT STATUS.

---
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.