# SDR 9810843204

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 8, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N304US](https://openairdocs.org/aircraft/N304US), registered now
- Make and model: Airbus A320-211
- Registry model: [Airbus A320-211](https://openairdocs.org/model/airbus-industrie-a320-211) (OpenAirDocs)
- Aircraft serial: 40
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Actuator
- Part number: SC47003
- Condition: Leaking
- Location: Yaw Damper
- Part time: 25,816 hours
- Stage of operation: DE
- Nature of condition: K, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9810843204

## Discrepancy

DURING DESCENT, RECEIVED HYD R RSVR LOW LVL MESSAGE.  CREW SHUT OFF GREEN HYDRAULIC PUMP, PTU, GRAVITY EXTENDED LANDING GEAR, AND LANDED WITHOUT INCIDENT.  MAINTENANCE REPLACED LEAKING LEFT YAW DAMPER ACTUATOR.  CHANGED HYD R RSVR LOW LVL TO HYD G RSVR LOW LVL AND CHANGED LANDED WITHOUT TO LANDED WITHOUT.

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