# SDR DALA2024061406095

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 12, 2024
- Submitted: June 14, 2024
- Operation: Air carrier
- Aircraft: [N953DZ](https://openairdocs.org/aircraft/N953DZ), registered now
- Make and model: Boeing 737-9GPER
- Registry model: [Boeing 737-9GPER](https://openairdocs.org/model/boeing-737-9gper) (OpenAirDocs)
- Aircraft serial: 38739
- Aircraft time: 26,181 hours, 15,815 cycles
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Duct
- Part number: UNKNOWN
- Condition: Abnormal
- Location: A/C Packs
- Stage of operation: AP
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2024061406095

## Discrepancy

SHIP 3953 -PRESS- DECLARED EMERGENCY DUE TO LOSS OF CABIN PRESSURIZATION ON APPROACH DAB. RIGHT PACK ON MEL. CORRECTIVE ACTION: MAINTENANCE REPLACED DUCT CONNECTORS ON LEFT AND RIGHT PACKS PER B737 AMM 21-51. PACK OPS CHECK AND PRESSURIZATION OK.

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