# SDR IPXA2026092379070

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 22, 2026
- Submitted: September 23, 2026
- Operation: Air carrier
- Aircraft: [N314UP](https://openairdocs.org/aircraft/N314UP), registered now
- Make and model: Boeing 767-34AF
- Registry model: [Boeing 767-34AF](https://openairdocs.org/model/boeing-767-34af) (OpenAirDocs)
- Aircraft serial: 27742
- Aircraft time: 75,244 hours, 25,469 cycles
- System (JASC): [2700 · Flight Control System](https://openairdocs.org/jasc/2700)
- Part: Accelerometer
- Part number: 90000031
- Part serial: 3577A
- Condition: Oscillates
- Location: Zone 300
- 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/IPXA2026092379070

## Discrepancy

DURING CLIMB EXPERIENCED NOTICABLE OSCILLATIONS COMING FROM THE TAIL THAT DISSIPATED AT CRUISE. ALL ENG INDICATIONS NORMAL VERTICAL STABILIZER ACCESS PANELS AND RH ELEVATOR PCU PANLES CLOSED IAW AMM 27-31-05 REV149. FOUND FAULT DURING YAW DAMPER SYSTEM BITE PROCEDURE IAW FIM 21-21 FAULT TREE 804 REV149. REPLACED LEFT SUPPRESSION ACCELEROMETER M10734 IAW AMM 22-21-05/401 REV149.

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