# SDR UIEA2014103000514

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 30, 2014
- Submitted: October 30, 2014
- Operation: Air carrier
- Aircraft: [N409MC](https://openairdocs.org/aircraft/N409MC), registered now
- Make and model: Boeing 747-47UF
- Registry model: [Boeing 747-47UF](https://openairdocs.org/model/boeing-747-47uf) (OpenAirDocs)
- Aircraft serial: 30558
- Aircraft time: 62,635 hours, 9,437 cycles
- System (JASC): [2597 · Equipment/Furnishings Wiring](https://openairdocs.org/jasc/2597)
- Part: Wire
- Condition: Chafed
- Stage of operation: IN
- How discovered: O
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2014103000514

## Discrepancy

REF ACTION PLAN 10367 FOR MDDR 52209, 19L1 & 19L2 PDU'S NOT TRANSITIONING WHEN SELECTED TO FWD OR AFT DRIVE POSITIONS.  R & R MASTER CONTROL PANEL IAW MM 25-57-09 & PDU`S 19L1 & L2.  OPERATIONS OK.  HAD TO REMOVE NEW PANEL & REINSTALL ORIGINAL PANEL DUE TO ARCING & CHAFED WIRES BEHIND PANEL.  MDDR 52209 REMAINS OPEN.

---
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.