# SDR UIEA2020013100155

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 30, 2020
- Submitted: January 31, 2020
- Operation: Air carrier
- Aircraft: [N1381A](https://openairdocs.org/aircraft/N1381A), registered now
- Make and model: Boeing 767316
- Aircraft serial: 27615
- Aircraft time: 87,900 hours, 19,013 cycles
- Engine: Ge CF680C2B6F
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Eec
- Part number: 1820M33P14
- Part serial: LMDD7977
- Condition: Failed
- Location: Lt Engine
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2020013100155

## Discrepancy

"IDLE DISAGREE" ON DESCENT. LEFT ENG IS 10-15% HIGHER N1 THAN RIGHT ENG.  REMOVED AND REPLACED LEFT ENGINE EEC IAW AMM 73-21-13. OPS CHECK NORMAL.

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