# SDR MEX2003007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 17, 2003
- Submitted: February 14, 2003
- Operation: Air carrier
- Aircraft: [N946AS](https://openairdocs.org/aircraft/N946AS), registered now
- Make and model: Doug MD 83
- Registry model: [Doug MD 83](https://openairdocs.org/model/mcdonnell-douglas-md-83) (OpenAirDocs)
- Aircraft serial: 49658
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Part number: AS66411LS666
- Condition: Failed
- Location: Hyd System
- Stage of operation: TX
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MEX2003007

## Discrepancy

FLT 945 - MTY-MEX - AIRCRAFT RETURNED TO PLATFORM AS A CONSEQUENCES OF LEFT ENGINE HYDRAULIC PUMP OUT OF SERVICE WITH ZERO PRESSURE INDICATION.  LEFT ENGINE HYDRAULIC PUMP WAS REPLACED IAW MM 29-10-05, ALL CORRECT.  (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.