# SDR 2004F00315

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 16, 2004
- Submitted: September 1, 2004
- Operation: Air carrier
- Aircraft: N453TA
- Make and model: Airbus A320-233
- Registry model: [Airbus A320-233](https://openairdocs.org/model/airbus-a320-233) (OpenAirDocs)
- Aircraft serial: 747
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Condition: Failed
- Location: Yellow Hyd Sys
- 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/2004F00315

## Discrepancy

DURING CRUISE, ECAM WARNING MESSAGE HYDRAULIC YELLOW ENGINE NR 2 PUMP LOW PRESS SHOWED ON SCREEN.  THE AIRCRAFT RETURNED TO SAL STATION.  AFTER LANDING AT SAL, TECHNICIANS VERIFIED ENGINE HYDRAULIC PUMP PRESSURE PER AMM 29-13-00.  A FALSE INDICATION WAS DETECTED, SYSTEM WAS DEVELOPING ITS REQUIRED PRESSURE SHOWED ON THE NORMAL GAGES.  THE LOW PRESS INDICATION ON ECAM WAS ENTERED AS DEFERRED ITEM PER MEL 29-30-04.  AIRCRAFT RETURNED TO NORMAL OPERATION.  (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.