What was found
PIT - AFTER TAKEOFF, AIRCRAFT WOULD NOT PRESSURIZE IN AUTOMATIC OR MANUAL MODES. FLIGHT RETURNED TO PIT AND LANDED WITH NO FURTHER INCIDENT. MAINTENANCE REACTIVATED THE OUTFLOW VALVE WHICH WAS DEACTIVATED DUE TO PREVIOUS WORK. (M)
- Difficulty date
- January 18, 1996
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N850US
- Make and model
- Fokker F28MK0100
- Aircraft serial
- 11276
- System (JASC)
- 2133 · Pressure Regulator/Outflow Valve
- Part
- Outflow Valve
- Condition
- Deactivated
- Location
- Cabin
- Stage of operation
- CL
- Nature of condition
- O
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.