# SDR CALA2017041701028

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 17, 2017
- Submitted: April 17, 2017
- Operation: Air carrier
- Aircraft: [N464UA](https://openairdocs.org/aircraft/N464UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1290
- Aircraft time: 57,141 hours, 22,656 cycles
- System (JASC): [7321 · Fuel Control/Turbine Engines](https://openairdocs.org/jasc/7321)
- Part: Fmu
- Part number: 8061639
- Part serial: 0822
- Condition: Faulty
- Location: Nr 2 Engine
- Stage of operation: TO
- How discovered: O
- Nature of condition: R
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2017041701028

## Discrepancy

CREW REPORTS AT TAKE OFF ENGINES WERE AT 1.4 EPR AND A-C AT 20 KNOTS WHEN LOUD NOISE WAS HEARD AND ENGINE NR 2 HAD N1 AND N2 ROLLBACK, ENGINE RECOVERED AT IDLE AND REMAINED RUNNING ON RETURN TO GATE.  REPLACED NR 2 ENG FMU PER AMM 73-22-50-000-010-B & 73-22-52-400-01 0-B. ACP'D ENG IDLE RUN LEAK CHECK. OPS AND LEAK CHECK GOOD.

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