What was found
ON DEPARTURE OUT OF 11,000 FT, HEARD LOUD BUMP FROM REAR OF AIRCRAFT. IMMEDIATELY THE AIRCRAFT BEGAN TO DEPRESSURIZE AND CABIN ALTITUDE COULD NOT BE CONTROLLED BY ANY MEANS. REMOVED AND DEFERRED OUTFLOW VALVE.
- Difficulty date
- October 22, 1996
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N708DH
- Make and model
- Boeing 72725
- Aircraft serial
- 18275
- System (JASC)
- 2133 · Pressure Regulator/Outflow Valve
- Part
- Outflow Valve
- Part number
- 1032801
- Condition
- Failed
- Location
- Cabin
- Stage of operation
- CL
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.