# SDR 2003F00068

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 11, 2002
- Submitted: January 9, 2003
- Operation: Air carrier
- Aircraft: [N101CN](https://openairdocs.org/aircraft/N101CN), registered now
- Make and model: Saab SF340A
- Registry model: [Saab SF340A](https://openairdocs.org/model/saab-scania-sf340a) (OpenAirDocs)
- Aircraft serial: 340A101
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Part number: 4018502
- Condition: Failed
- Location: Hyd System
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2003F00068

## Discrepancy

FLT 4504 - IN CRUISE, THE MAIN HYDRAULIC PUMP FAILED.  THE PILOT DECLARED AN EMERGENCY AND RETURNED TO PIT.  MAINTENANCE REMOVED AND REPLACED THE HYDRAULIC PUMP.  THE AIRCRAFT WAS RETURNED TO SERVICE.  (M)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.