# SDR UIEA200500013

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 24, 2005
- Submitted: March 9, 2005
- Operation: Air carrier
- Aircraft: [N492MC](https://openairdocs.org/aircraft/N492MC), registered now
- Make and model: Boeing 747-47UF
- Registry model: [Boeing 747-47UF](https://openairdocs.org/model/boeing-747-47uf) (OpenAirDocs)
- Aircraft serial: 29253
- Engine: Ge CF680C
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Hmu
- Condition: Malfunctioned
- Location: Nr 2 Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA200500013

## Discrepancy

PVG/ANC - NR 2 ENGINE FAILED DURING CRUISE.  EICAS AND STATUS MSG.  ENGINE 2 FUEL VALVE, ENGINE 2 CONTROL.  WITH NO ACTION ENGINE RESTARTED IN APPROX 90 SECONDS.  FOUND ACTIVE FAULT 72417 PERFORMED WIRING CHECKS PER CMCS MESSAGE INDEX.  REPLACED ECU NR 2 (P/N 1820M33P08) PER MM 73-21-15, PERFORMED ECU STATIC TESTED PER MM 71-00-00 TEST 11.  PERFORMED ECU ACTUATOR GROUND TEST PER MM 71-00-00 TEST, ALL OK.  REMOVED AND REPLACED NR 2 ENGINE HMU (P/N 441789) IAW 73-21-14/404-035-000.  (M)

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