# SDR UIEA2013121300598

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 13, 2013
- Submitted: December 13, 2013
- Operation: Air carrier
- Aircraft: [N493MC](https://openairdocs.org/aircraft/N493MC), registered now
- Make and model: Boeing 747-47UF
- Registry model: [Boeing 747-47UF](https://openairdocs.org/model/boeing-747-47uf) (OpenAirDocs)
- Aircraft serial: 29254
- Engine: Ge CF680
- System (JASC): [7321 · Fuel Control/Turbine Engines](https://openairdocs.org/jasc/7321)
- Part: Hmu
- Part number: 442566
- Part serial: BECK3737
- Condition: Faulty
- Location: Nr 1 Engine
- Stage of operation: AP
- How discovered: O
- Nature of condition: R
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2013121300598

## Discrepancy

NUMBER 1 ENG PRECAUTIONARY SHUTDOWN.  BY MCC REQUEST PERFORMED WIND WILL INSPECTION IAW MM 72-00-00-206-0059-J00, NO FAULTS NOTED AT THIS TIME.  ECM 2013P-148 ASSIGNED WHICH INCLUDED BORE SCOPE INSPECTIONS & HMU REPLACEMENT THESE ITEMS WERE WORKED ON LP 540652 - 540660.

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