What was found
PRES-DESCENDED OFF SCHEDULE DUE TO PRESSURE RELIEF VALVE OPENING. CPC 1 FAULT INDICATED ON ECAM. MASKS DID NOT DEPLOY. CREW DONNED THEIR O2 MASKS. CORRECTIVE ACTION: REPLACED CABIN PRESS CONTROLLER 1 AND OUTFLOW VALVE, ALL CHECK GOOD.
- Difficulty date
- December 20, 2020
- Submitted
- December 21, 2020
- Operation
- Air carrier
- Aircraft
- N323NB
- Make and model
- Airbus A319114
- Aircraft serial
- 1453
- Aircraft time
- 53,974 hours, 27,789 cycles
- System (JASC)
- 2131 · Cabin Pressure Controller
- Part
- Controller
- Condition
- Malfunctioned
- Location
- Cabin Pressure
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- B
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.