# SDR TSAA0852029

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 9, 2008
- Submitted: November 13, 2008
- Operation: Air carrier
- Aircraft: [N834AL](https://openairdocs.org/aircraft/N834AL), registered now
- Make and model: Boeing 737210C
- Aircraft serial: 20917
- Aircraft time: 64,040 hours, 56,949 cycles
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Cabin Pressure
- Condition: Failed
- 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/TSAA0852029

## Discrepancy

FLT 940, HNL-KOA:  AFTER TAKEOFF WITH PRESSURIZATION SYSTEM IN NORMAL AUTO MODE, THE CABIN PRESSURE CLIMBED.  WITH THE AIRCRAFT SWITCHED TO STANDBY, HAD SAME RESULTS.  OUTFLOW VALVE WAS FULLY CLOSED; SAME RESULTS.  RETURNED TO HNL, NO EMERGENCY DECLARED.  UNEVENTFUL LANDING.  SDR STATUS - OPEN

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