# SDR UPS06M48703

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 20, 2006
- Submitted: November 22, 2006
- Operation: Air carrier
- Aircraft: [N250UP](https://openairdocs.org/aircraft/N250UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48745
- System (JASC): [2701 · Control Column Section](https://openairdocs.org/jasc/2701)
- Part: Control Column
- Condition: Unknown
- Location: Cockpit
- Stage of operation: CL
- 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/UPS06M48703

## Discrepancy

ATB - DURING CLIMB, FEEDBACK FELT IN CONTROL COLUMN WHILE IN PITCH TRIM. ALL SPEEDS & ALTITUDE - SFC - 40K FT, 180KIAS - M.84. THIS WAS LESS PONOUNCED WHEN CONFIGURED ON FINAL THE FEEL WAS NORMAL. FOUND LT INBD ELEVATOR ACTUATOR TO BE FAULTY. REMOVED & INSTALLED LT INBD ACTUATOR PER MM 27-33-20-04. OPS CHECK AND TRAVEL CHECKED GOOD IN REF TO MM 27-30-00-5.

---
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.