# SDR UIEA2018093002135

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 29, 2018
- Submitted: October 1, 2018
- Operation: Air carrier
- Aircraft: [N445MC](https://openairdocs.org/aircraft/N445MC), registered now
- Make and model: Boeing 747-4B5F
- Registry model: [Boeing 747-4B5F](https://openairdocs.org/model/boeing-747-4b5f) (OpenAirDocs)
- Aircraft serial: 33515
- Aircraft time: 65,995 hours, 11,139 cycles
- System (JASC): [2741 · Stabilizer Position Indicating](https://openairdocs.org/jasc/2741)
- Part: Rvdt
- Part number: 90004271
- Part serial: 0099
- Condition: Malfunctioned
- Location: Horiz Stab
- Stage of operation: TO
- How discovered: O
- Nature of condition: N
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2018093002135

## Discrepancy

STAB TRIM UNSCHEDULED CAUTION MESSAGE. REPLACED STAB POSITION XMITTER RVDT M7884 PER AMM 27-48-01/401. ALL TESTS PASSED.

---
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.