# SDR 99UAL900147

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 8, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N406UA](https://openairdocs.org/aircraft/N406UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 454
- Engine: Iae V2527A5
- System (JASC): [2911 · Hydraulic Power Accumulator, Main](https://openairdocs.org/jasc/2911)
- Part: Pump
- Part number: 887673
- Condition: Leaking
- Location: Nr 1 Hyd System
- Part time: 17,537 hours
- Stage of operation: NR
- Nature of condition: K, J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99UAL900147

## Discrepancy

INTERMITTENT GREEN HYD SYSTEM LOW ECAM WARNING.  PRESSURE NORMAL AND NO FLUCTUATION.  FOUND NR 1 ENGINE DRIVEN HYDRAULIC PUMP LEAKING.  REPLACED PUMP PER MM29-11-51.  LEAK AND OPS CHECKS GOOD.

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