# SDR NOCA08508

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 30, 2008
- Submitted: December 5, 2008
- Operation: Air carrier
- Aircraft: [N750NA](https://openairdocs.org/aircraft/N750NA), registered now
- Make and model: Boeing 757-28A
- Registry model: [Boeing 757-28A](https://openairdocs.org/model/boeing-757-28a) (OpenAirDocs)
- Aircraft serial: 26277
- Engine: Rroyce RB211535E4
- Engine time: 3,963 hours, 1,002 cycles
- System (JASC): [7711 · Engine Pressure Ratio (EPR)](https://openairdocs.org/jasc/7711)
- Part: Transmitter
- Part number: 7898301
- Part serial: 98106015
- Condition: Defective
- Location: Lt Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/NOCA08508

## Discrepancy

ABNORMAL ENGINE PARAMETERS DURING CRUISE.  REMOVED AND REPLACED LEFT ENG EPR TRANSMITTER PER MM 77-11-01 PERFORMED TEST 13 FOUND OK AS PER MM 71-00-00.  FOUND LEFT ENGINE ETPU SENSE LINE LOOSE.  SECURED LINE PER MM 70-51-00-912-001-ROO.  ACCOMPLISHED HIGH POWER RUNS AND ALL INDICATIONS WERE NORMAL.  OPS CHECKS OK.

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