# SDR UIEA2018080301620

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 3, 2018
- Submitted: August 6, 2018
- Operation: Air carrier
- Aircraft: [N747BC](https://openairdocs.org/aircraft/N747BC), registered now
- Make and model: Boeing 747-4J6
- Registry model: [Boeing 747-4J6](https://openairdocs.org/model/boeing-747-4j6) (OpenAirDocs)
- Aircraft serial: 25879
- Aircraft time: 46,187 hours, 11,488 cycles
- System (JASC): [2751 · Trailing Flap Position Indicating System](https://openairdocs.org/jasc/2751)
- Part: Rvdt
- Part number: 0306
- Part serial: 900040822
- Condition: Faulty
- Location: Te Flap
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2018080301620

## Discrepancy

UPPER EICAS "FLAPS DRIVE" MESSAGE. TRAILING EDGE FLAPS STATUS MSG. FOUND RIGHT HAND OUTBOARD RVDT INDICATION FLUCTUATES. REMOVED AND REPLACED OUTBOARD RVDT IAW AMM 27-58-01. OPS CHECKED NORMAL PER AMM 27-58-01-725-050.

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