# SDR DALA2026060103319

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 29, 2026
- Submitted: June 1, 2026
- Operation: Air carrier
- Aircraft: [N831MH](https://openairdocs.org/aircraft/N831MH), registered now
- Make and model: Boeing 767432ER
- Aircraft serial: 29702
- Aircraft time: 97,754 hours, 18,541 cycles
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Outflow Valve
- Condition: Faulted
- Location: Zone 100
- Stage of operation: CR
- 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/DALA2026060103319

## Discrepancy

ATB- DUE TO AUTO PRESSURIZATION CONTROL INOP.   REPLACED AUTO PRESSURE CONTROL MOTORS. REPLACED OUTFLOW VALVE. OPS CHECK NORMAL. (8831542) (AIRCRAFT GROUNDED)

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