What was found
FLT NR 049 - UNABLE TO CONTROL CABIN PRESSURIZATION. UNABLE TO CLOSE FORWARD OUTFLOW VALVE, RETURNED TO MIA. REMOVED, REPAIRED AND REINSTALLED FORWARD OUTFLOW VALVE PER MM 21-1-31. OPS CHECK NORMAL.
- Difficulty date
- April 13, 1995
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N707HE
- Make and model
- Boeing 707330C
- Aircraft serial
- 20124
- System (JASC)
- 2133 · Pressure Regulator/Outflow Valve
- Part
- Valve
- Part number
- 1033741
- Condition
- Failed
- Location
- Cabin Outflow
- 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.