# SDR CA020328004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 7, 2002
- Submitted: April 8, 2002
- Operation: Air carrier
- Make and model: Boeing 767-3S1
- Registry model: [Boeing 767-3S1](https://openairdocs.org/model/boeing-767-3s1) (OpenAirDocs)
- Aircraft time: 40,396 hours
- Engine: Ge CF680C2B6F
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Outflow Valve
- Part number: 60683221
- Condition: Failed
- Location: Outflow Valve
- Stage of operation: CL
- How discovered: O
- Nature of condition: J, W
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA020328004

## Discrepancy

(CAN) AFTER TAKEOFF,   EICAS MESSAGE "CABIN ALT AUTO 1 APPEARED.  AIRCRAFT DIVERTED TO LONDON (HEATHROW) LHR FOR FIX.  OUTFLOW VALVE AND ACTUATOR REPLACED AS PER AMM 21-31-02. SYSTEM CHECKED SERVICEABLE.OUTFLOW VALVE  -606832-21 ACTUATOR -2022480-6

---
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.