What was found
ACFT EXPERIENCED RAPID DEPRESSURIZATION. EMERGENCY DESCENT, O2 MASKS DID NOT DEPLOY. AC MOTOR FAILED ON OUTFLOW VALVE. REPLACED OUTFLOW VALVE ON A/C. REPLACED THE AC MOTOR ON THE REMOVED OUTFLOW VALVE.
- Difficulty date
- January 5, 2007
- Submitted
- January 16, 2007
- Operation
- Air carrier
- Aircraft
- N331UA
- Make and model
- Boeing 737322
- Aircraft serial
- 24192
- Aircraft time
- 53,491 hours, 29,031 cycles
- Engine
- Cfmint CFM563C1
- System (JASC)
- 2133 · Pressure Regulator/Outflow Valve
- Part
- Outflow Valve
- Condition
- Inoperative
- Location
- Cabin Pressure
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- B, A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.