# SDR HALA0600522

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 27, 2006
- Submitted: July 28, 2006
- Operation: Air carrier
- Aircraft: N588HA
- Make and model: Boeing 767-300
- Registry model: [Boeing 767-300](https://openairdocs.org/model/boeing-767-300) (OpenAirDocs)
- Aircraft serial: 33466
- Aircraft time: 14,380 hours, 2,769 cycles
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Outflow Valve
- Condition: Malfunctioned
- Location: Cabin Pressure
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HALA0600522

## Discrepancy

ETOPS SIGNIFICANT SYSTEM, EICAS MSG CABIN ALT AUTO 2 ILLUMINATED.  R AND R ALT 2 OUTFLOW VLV PER FIM 21-31-00 BIT CK AND VERIFY NML, OPS CK OK.

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