# SDR 2003F00656

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 8, 2003
- Submitted: December 22, 2003
- Operation: Air carrier
- Aircraft: [N521NA](https://openairdocs.org/aircraft/N521NA), registered now
- Make and model: Boeing 757236
- Aircraft serial: 25592
- System (JASC): [7711 · Engine Pressure Ratio (EPR)](https://openairdocs.org/jasc/7711)
- Part: Transmitter
- Part number: 7898301
- Condition: Failed
- Location: Epr
- 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/2003F00656

## Discrepancy

NR 2 ENGINE ROLL BACK AT CRUISE ALTITUDE, ENROUTE.  AIRCRAFT DIVERTED AND LANDED UNEVENTFULLY.  PLACED NR 2 ENGINE EEC ON MEL 4013.  CONTINUED ON,  TROUBLESHOT SYSTEM AND FOUND NR 2 ENGINE EPR TRANSMITTER FAULTY.  REMOVED AND REPLACED TRANSMITTER IAW BMM 77-11-0.  OPS CHECKED GOOD.  REF LOGBOOK PAGE 38064.  ACTION CLEARS MEL 4013.  (M)

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