# SDR DALA2016042603273

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 20, 2016
- Submitted: April 26, 2016
- Operation: Air carrier
- Aircraft: N301DN
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 6923
- Aircraft time: 31 hours, 10 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Shrader Valve
- Condition: Leaking
- Location: L1 Door Bottle
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2016042603273

## Discrepancy

L1 DOOR ASSIST BOTTLE FAILED TO OPERATE DURING EVACUATION DRILL, FOUND SHRADER VALVE LEAKING.  REPLACED SHRADER VALVE.

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