# SDR ASAA2017070121232

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 1, 2017
- Submitted: July 3, 2017
- Operation: Air carrier
- Aircraft: [N596AS](https://openairdocs.org/aircraft/N596AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35688
- Aircraft time: 34,968 hours, 10,622 cycles
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Control Panel
- Part number: 8243922002
- Part serial: 01017152
- Condition: Failed
- Location: Cabin Pressure
- Part time: 49,679 hours, 21,203 cycles
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2017070121232

## Discrepancy

PRESSURE CONTROLLER DISPLAY FROZE.  ACFT GROUNDED.  REPLACED CABIN PRESSURE CONTROL SELECTOR PANEL. IAW MM 21-31-02-400-801. OPS CHECKED GOOD.

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