# SDR DALA2025062304664

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 20, 2025
- Submitted: June 23, 2025
- Operation: Air carrier
- Aircraft: [N344NW](https://openairdocs.org/aircraft/N344NW), registered now
- Make and model: Airbus A320-212
- Registry model: [Airbus A320-212](https://openairdocs.org/model/airbus-industrie-a320-212) (OpenAirDocs)
- Aircraft serial: 388
- Aircraft time: 95,296 hours, 44,136 cycles
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Bypass Valve
- Condition: Faulted
- Location: Zone 100
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2025062304664

## Discrepancy

SHIP 3244 - ATB - DUE TO THE CABIN UNABLE TO MAINTAIN PRESSURIZATION (CAB PR EXCESS CAB ALT ECAM WARNING). CORRECTIVE ACTION: REPLACED BYPASS VALVE AND ANTI-ICE VALVE (17HH). ALSO, FOUND TWO DUCTS IN THE LEFT SYSTEM, AND TWO TAPPING SEALS IN THE LH WING ANTI-ICE DUCT LEAKING, REPLACED APU SUPPLY DUCT IN WHEEL WELL CENTER, AND TAPPING SEALS. (LP: 7382510)

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