# SDR IPXA2025060293029

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 1, 2025
- Submitted: June 2, 2025
- Operation: Air carrier
- Aircraft: [N419UP](https://openairdocs.org/aircraft/N419UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 23906
- Aircraft time: 36,166 hours, 23,834 cycles
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Part number: 202248011
- Part serial: 131774
- Condition: Faulted
- Location: Nr 1
- 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/IPXA2025060293029

## Discrepancy

CABIN ALT R&R'D ACTUATOR REF AMM 21-31-04-404-009, PERFORMED OPERATINAL CHECK OF AUTO 1, AUTO 2, AND MAN, OPS CHECK GOOD. PERFORMED OPERATIONAL CHECK OF AUTO 1, AUTO 2, AND MANUAL, OPS GOOD, REF AMM 21-31-04-404-009, VERIFIED WORK PERFORMED, MSG CLEARED AIRCRAFT OK FOR SVC,

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