# SDR MALA040477

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 1, 2004
- Submitted: July 12, 2004
- Operation: Air carrier
- Aircraft: N436XJ
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B436
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Part number: 4018502
- Part serial: NO71
- Condition: Failed
- Location: Hyd System
- Stage of operation: TX
- How discovered: O
- Nature of condition: F, J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MALA040477

## Discrepancy

AIRCRAFT LOST ALL HYDRAULIC PRESSURE ON TAXI OUT.  MAINTENANCE REPLACED HYDRAULIC PUMP P/N ON OFF 40185-02 S/N ON AH-93358, S/N OFF NO71.  SERVICED IAW 12-10-29. OPS CHECK GOOD.

---
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.