# SDR WRLA95033

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 2, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N280WA](https://openairdocs.org/aircraft/N280WA), registered now
- Make and model: Doug MD-11
- Registry model: [Doug MD-11](https://openairdocs.org/model/mcdonnell-douglas-md-11) (OpenAirDocs)
- Aircraft serial: 48458
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Shut-Off Valve
- Part number: AVZ4E11504
- Condition: Failed
- Location: 2/3 Hyd Sys
- Stage of operation: TX
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WRLA95033

## Discrepancy

DURING TAXI, CREW RECEIVED 2/3 HYDRAULIC REVERSIBLE MOTOR PUMP DISAGREE ALERT.  FLIGHT CREW ELECTED TO RETURN TO GATE. AIRCRAFT RETURNED WITHOUT INCIDENT.  MAINTENANCE TROUBLESHOOTING IDENTIFIED 2/3 HYDRAULIC REVERSIBLE MOTOR PUMP SHUT-OFF VALVE INOPERATIVE.  REMOVED AND REPLACED SHUT-OFF VALVE.  GROUND RUN - NO FAULT NOTED.  AIRCRAFT RETURNED TO SERVICE. (X)

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