What was found
ACFT UNABLE TO PRESSURIZE IN STBY MODE. REMOVED AFT OUTFLOW VALVE. INSTALLED NEW VALVE PER MAINTENANCE MANUAL. ALSO REPLACED CONTROLLER AND PANEL TEST SYS PER MAINTENANCE MANUAL.
- Difficulty date
- November 26, 2004
- Submitted
- November 29, 2004
- Operation
- Air carrier
- Aircraft
- N309DL
- Make and model
- Boeing 737232
- Aircraft serial
- 23081
- Aircraft time
- 57,495 hours, 43,307 cycles
- System (JASC)
- 2133 · Pressure Regulator/Outflow Valve
- Part
- Outflow Valve
- Part number
- 7110033
- Condition
- Failed
- Location
- Cabin Pressure
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.