# SDR UALA2013040802301

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 6, 2013
- Submitted: May 15, 2013
- Operation: Air carrier
- Aircraft: [N430UA](https://openairdocs.org/aircraft/N430UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 568
- Aircraft time: 59,133 hours, 22,173 cycles
- Engine: Iae V2527A5
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Valve
- Part number: 746A000006
- Part serial: 173
- Condition: Failed
- Location: Cabin Temp
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2013040802301

## Discrepancy

CABIN TEMP, ALL ZONES EXTREMELY ERRATIC AND IMPOSSIBLE TO CONTROL.  ROAMS TO EXTREME.  REPLACED HOT AIR PRESSURE REGULATING VALVE.  OPS CHECKED GOOD.

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