What was found
THIRTY MINUTES AFTER, PRESSURIZATION BECAME UNCONTROLLABLE CLIMBING THROUGH FL 250 DID NOT WORK IN AUTO MANUAL. REGAINED CONTROL AT 12000. TRANSFERRED TO PLACARD NR 971 PER MEL 21-18-1. (M)
- Difficulty date
- January 19, 1999
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N313NE
- Make and model
- Boeing 727223
- Aircraft serial
- 19702
- System (JASC)
- 2133 · Pressure Regulator/Outflow Valve
- Part
- Outflow Valve
- Part number
- 7248272
- Condition
- Inoperative
- Location
- Right
- Stage of operation
- CR
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.