# SDR USAA2012040600015

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 5, 2012
- Submitted: April 6, 2012
- Operation: Air carrier
- Aircraft: [N195UW](https://openairdocs.org/aircraft/N195UW), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 3633
- Aircraft time: 11,671 hours, 4,482 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Drain Valve
- Part number: C82LL0010
- Condition: Leaking
- Location: Hyd System
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2012040600015

## Discrepancy

CREW REPORTED,  GREEN HYDRAULIC SYSTEM WAS SHOWING ZERO FLUID.  DIVERTED WITH GRAVITY EXTENSION OF LANDING GEAR.  REMOVED AND REPLACED GREEN SYSTEM RESERVOIR DRAIN VALVE IAW MM 29-11-41-01.

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