# SDR SWAA2023072481475

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 22, 2023
- Submitted: July 24, 2023
- Operation: Air carrier
- Aircraft: [N8653A](https://openairdocs.org/aircraft/N8653A), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 37037
- Aircraft time: 29,148 hours, 13,742 cycles
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Part number: UNKNOWN
- Condition: Leaking
- Location: Zn 400 Nacelle/P
- Stage of operation: AP
- How discovered: 9
- Nature of condition: K, O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2023072481475

## Discrepancy

LOSS OF B SYSTEM HYDRAULICS INFLIGHT WHEN FLAPS SELECTED TO POSITION 5. QUANTITY INDICATES ZERO<[01] FOUND #2 EDP LEAKING; REF ATTACHED NONROUTINES FOR WORK PERFORMED. AMM 29-11-00

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