# SDR SWAA2019012128676

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 20, 2019
- Submitted: January 21, 2019
- Operation: Air carrier
- Aircraft: [N257WN](https://openairdocs.org/aircraft/N257WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32515
- Aircraft time: 43,387 hours, 25,743 cycles
- System (JASC): [7520 · Engine Cooling System](https://openairdocs.org/jasc/7520)
- Part: Control Valve
- Part number: 32911866
- Part serial: GRTS4349
- Condition: Leaking
- Location: Nr 1 Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: K
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2019012128676

## Discrepancy

INFLIGHT SHUTDOWN/DECLARED EMERGENCY, FUEL LEAK NR 1 ENGINE VERIFIED BY QRH PROCEDURE 500LB IMBALANCE IN 24 MINUTES.  PERFORMED NR 1 ENGINE SHUTDOWN.  DECLARED EMERGENCY LANDING NORMAL.  R&R E1 HIGH TURBINE PRESSURE ACTIVE CLEARANCE CONTROL PER AMM.

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