# SDR 9902263231

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 27, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N331NW
- Make and model: Airbus A320-211
- Registry model: [Airbus A320-211](https://openairdocs.org/model/airbus-industrie-a320-211) (OpenAirDocs)
- Aircraft serial: 318
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Part number: 4205400
- Condition: Failed
- Location: Nr 2 Engine
- Part time: 19,934 hours
- Stage of operation: CR
- Nature of condition: K, J
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9902263231

## Discrepancy

DURING CLIMBOUT FROM LAX, RECEIVED HYD Y ENG PUMP LOW PR MESSAGE.  PLACED THE NR 2 ENGINE DRIVEN YELLOW HYDRAULIC PUMP OFF AND THE YELLOW SYSTEM ELECTRIC PUMP ON PER COM PROCEDURES.  LATER DURING CRUISE, RECEIVED HYD Y RSVR LOW LVL MESSAGE AND PLACED THE YELLOW SYSTEM ELECTRIC PUMP OFF PER COM PROCEDURES.  FLIGHT CONTINUED TO MSP AND LANDED WITHOUT INCIDENT.  MAINTENANCE REPLACED THE NR 2 ENGINE DRIVEN HYDRAULIC PUMP, FILTERS AND FLUSHED SYSTEM AND OPERATIONAL CHECK OK.

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