# SDR IPXA1668302

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 30, 2011
- Submitted: August 1, 2011
- Operation: Air carrier
- Aircraft: [N322UP](https://openairdocs.org/aircraft/N322UP), registered now
- Make and model: Boeing 767-34AF
- Registry model: [Boeing 767-34AF](https://openairdocs.org/model/boeing-767-34af) (OpenAirDocs)
- Aircraft serial: 27748
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Condition: Malfunctioned
- Location: Cabin Pressure
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA1668302

## Discrepancy

INSPECTION TYPE:ETOP, AUTO CABIN PRESS CONT SYS NR 2 (1 SYS INOP) REF TO WAN NR 1785042 AND DMI 458926.  REF TO FIM 21-31-00 PERFORMED CABIN PRESS CONTROLLER BITE ON SYS NR2 FOUND SYS IS OK ALSO OPS CK OF OUTFLOW VALVE IAW AMM 21-31-00-5 SATIS NI O MORE MSG AT EICAS.  DEFERRAL CLOSED AND PLACARD REMOVED.

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