# SDR SWAA2026060208583

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 1, 2026
- Submitted: June 3, 2026
- Operation: Air carrier
- Aircraft: [N453WN](https://openairdocs.org/aircraft/N453WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29847
- Aircraft time: 71,192 hours, 42,466 cycles
- Engine: Cfmint CFM567B242
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Engine
- Condition: Faulted
- Location: Nr 2 Engine
- Stage of operation: TX
- How discovered: O
- Nature of condition: R, Y
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2026060208583

## Discrepancy

ON NR 2 ENGINE START AFTER LIGHT OFF,  FUEL FLOW WENT TO ZERO AND ENGINE ROLLED BACK.  PERFORMED CHECK OF OPERATION OF ENG 2 SPAR VALVE REF AMM 28-22-00. SPAR VALVE OPS NORMAL. CREW PERFORMED ENGINE START WITH ALL INDICATIONS NORMAL AND NORMAL START. EEC BITE SHOWS NO FAULTS REF FIM 73-00 TASK 801.

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