# SDR 20010430CW010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 27, 2001
- Submitted: April 30, 2001
- Operation: Air carrier
- Aircraft: [N729TA](https://openairdocs.org/aircraft/N729TA), registered now
- Make and model: Raythn HAWKER800XP
- Aircraft serial: 258374
- Engine: Garrtt TFE731*
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Part number: 1305304
- Part serial: 98A0236
- Condition: Malfunctioned
- Location: Cabin Pressure
- Part time: 2,275 hours
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/20010430CW010

## Discrepancy

MODERATE LOSS OF PRESSURIZATION OCCURED AT FL330.  THE CAUSE WAS OBVIOUSLY A MALFUNCTION OF THE CONTROLLERBECAUSE ONCE REPLACED THE AIRCRAFT OPERATED FINE.

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