# SDR UIEA2025021400146

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 14, 2025
- Submitted: February 17, 2025
- Operation: Air carrier
- Aircraft: [N5113A](https://openairdocs.org/aircraft/N5113A), registered now
- Make and model: Boeing 737-83N
- Registry model: [Boeing 737-83N](https://openairdocs.org/model/boeing-737-83n) (OpenAirDocs)
- Aircraft serial: 32611
- Aircraft time: 58,884 hours, 31,527 cycles
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Cabin Pressure
- Condition: Pilot Error
- Stage of operation: CL
- How discovered: O
- Nature of condition: W, J
- Precautionary procedure: G
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2025021400146

## Discrepancy

O2 MASK USED IN-FLIGHT, CABIN ALTITUDE WARNING DUE TO CREW ERROR, ENG BLEED 1 & 2 OFF DURING T/O & INITIAL CLIMB.(<P>RE-STOWED CAPTAIN O2 MASK IAW AMM 35-12-85. OPS TEST GOOD. O2 PSI 1500.</P>)

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