# SDR AALA202003169019

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 13, 2020
- Submitted: March 16, 2020
- Operation: Air carrier
- Aircraft: [N206UW](https://openairdocs.org/aircraft/N206UW), registered now
- Make and model: Boeing 757-2B7
- Registry model: [Boeing 757-2B7](https://openairdocs.org/model/boeing-757-2b7) (OpenAirDocs)
- Aircraft serial: 27808
- Aircraft time: 80,934 hours, 27,357 cycles
- System (JASC): [7711 · Engine Pressure Ratio (EPR)](https://openairdocs.org/jasc/7711)
- Part: Transmitter
- Part number: 7898301
- Part serial: 98091498
- Condition: Faulty
- Location: Epr System
- Part time: 91,218 hours, 31,651 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202003169019

## Discrepancy

AIRCRFT IN BASE VISIT: DURING CLIMB TO FL380 WITH THROTTLES MATCHED L CRD EPR 1.77 R EPR 1.71 WHEN EPR MATCHED THROTTLES SPLIT 3 KNOBS L DUCT PRESS 49, R DUCT PRESS 36. REPLACED NO.1 ENG EPR TRANSMITTER IAW AMM 77-11-01-004-001 R00.

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