# SDR WX0A2024012631951

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 25, 2024
- Submitted: January 27, 2024
- Operation: Air carrier
- Aircraft: [N313NV](https://openairdocs.org/aircraft/N313NV), registered now
- Make and model: Airbus A319-111
- Registry model: [Airbus A319-111](https://openairdocs.org/model/airbus-a319-111) (OpenAirDocs)
- Aircraft serial: 2300
- Aircraft time: 51,980 hours, 34,805 cycles
- Engine: Cfmint CFM565B5P
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Hmu
- Part number: UNKNOWN
- Condition: Faulted
- Location: Nr 1 Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: R, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WX0A2024012631951

## Discrepancy

ENGINE 1 ROLLED BACK AT FL 370 IN CLEAR AIR AUTO IGNITION AND RE-LIGHT OCCURRED / PERFORMED TROUBLESHOOTING OF #1 ENGINE ROLLBACK IAW TSM 72-00-00-810-806-A. HMU FOUND BAD, REMOVED AND REPLACED PER IAW AMM 73-21-10-400-002, OPS AND LEAK CHECKS GOOD.

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