# SDR 96UAL900643

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 20, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N413UA
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 470
- Engine: Iae V2527A5
- System (JASC): [2930 · Hydraulic Indicating System](https://openairdocs.org/jasc/2930)
- Part: Switch
- Condition: Failed
- Location: Green Hyd Syst
- Component: C60AA0062
- Stage of operation: LD
- Nature of condition: K, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/96UAL900643

## Discrepancy

GREEN HYDRAULIC SYSTEM RESERVOIR INDICATED LOW FOLLOWED BY ECAM ALERT, SYSTEM GREEN PRESSURE LOW.  CREW FOLLOWED ECAM PROCEDURES FOR LANDING WITH MANUAL GEAR EXTENSION ACCOMPLISHED.  *S/D*  FAILED LOW LEVEL SWITCH GENERATED ECAM MESSAGE.  CREW PROCEDURE IS TO SHUT OFF HYDRAULIC PUMP.  THIS ACTION GENERATED A LOW PRESSURE MESSAGE AND THE NEED TO GRAVITY EXTEND GEAR.  SWITCH WAS REPLACED AND OPERATIONALLY CHECKED NORMAL.

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