# SDR DXTA2016110706329

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 7, 2016
- Submitted: November 9, 2016
- Operation: Air carrier
- Aircraft: [N832QS](https://openairdocs.org/aircraft/N832QS), registered now
- Make and model: Raythn HAWKER800XP
- Aircraft serial: 258683
- Aircraft time: 7,060 hours, 5,046 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Duct
- Condition: Blown
- Location: Acm
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2016110706329

## Discrepancy

LOUD BANG AND THE CABIN ALTITUDE STARTED TO CLIMB COULD NOT CONTROL PRESSURIZATION. EXECUTED EMERGENCY DESCENT AND PROCEDURES. CABIN OXYGEN MASKS WERE DEPLOYED.  FOUND ACM DUCT DISCONNECTED. INSPECTED DUCT AND CLAMP NO FAULTS FOUND,  INSTALLED, AND PRESSURIZATION CHECKED GOOD.

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