# SDR SWIA200514376

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 15, 2005
- Submitted: January 17, 2005
- Operation: Air carrier
- Aircraft: N301YV
- Make and model: Emb EMB-120ER
- Registry model: [EMB EMB-120ER](https://openairdocs.org/model/embraer-emb-120er) (OpenAirDocs)
- Aircraft serial: 120301
- Aircraft time: 20,474 hours, 29,068 cycles
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Outflow Valve
- Part number: 2091G010800
- Part serial: 429
- Condition: Malfunctioned
- Location: Cabin Pressure
- Part time: 9,384 hours, 12,843 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B, G, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA200514376

## Discrepancy

RAPID DEPRESSURIZATION IN FLIGHT CABIN ALT LIGHT ILLUMINATED AND PAX O2 MASKS DEPLOYED.  REMOVED AND REPLACED ELECTRO PNEUMATIC OUTFLOW VALVE IAW 21-30-03.  OPERATIONAL CHECK GOOD.

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