# SDR DL76G070827

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 26, 2007
- Submitted: June 29, 2007
- Operation: Air carrier
- Aircraft: [N172DZ](https://openairdocs.org/aircraft/N172DZ), registered now
- Make and model: Boeing 767332
- Aircraft serial: 29691
- Aircraft time: 29,843 hours, 11,744 cycles
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Outflow Valve
- Part number: 211080120
- Part serial: 108963
- Condition: Inoperative
- Location: Clabin Pressure
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DL76G070827

## Discrepancy

CABIN AUTO INOP EICAS AUTO 1 AND 2.  PERFORMED BITE ON CABIN PRESS CONTROLLERS.  NO FAULTS NOTED.  DUE TO HIST REMOVED AND REPLACED CABIN OUTFLOW VALVE PER AMM.  ALL OPS CHK NORMAL.

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