# SDR 2001UALA00265

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 17, 2001
- Submitted: April 4, 2001
- Operation: Air carrier
- Aircraft: N202UA
- Make and model: Boeing 737322
- Aircraft serial: 24717
- Aircraft time: 33,197 hours, 19,423 cycles
- Engine: Ge CFM56*
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Selector Switch
- Condition: Failed
- Location: Cabin Pressure
- 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/2001UALA00265

## Discrepancy

UNABLE TO PRESSURIZE THE AIRCRAFT AFTER DEPARTURE. SUPPLEMENTAL DATA UPDATE CABIN PRESSURE SELECTOR FAILED. REPLACED THE CABIN PRESSURE SELECTOR PANEL.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.