What was found
CLIMBING THRU FL330 LEVEL 1 ALERT CABIN OUTFLOW, CABIN CONTINUED TO CLIMB ABOVE 10,000FT RETURNED TO ICN.
- Difficulty date
- September 28, 2020
- Submitted
- September 28, 2020
- Operation
- Air carrier
- Aircraft
- N581JN
- Make and model
- Doug MD11F
- Aircraft serial
- 48581
- Aircraft time
- 90,598 hours, 13,895 cycles
- System (JASC)
- 2133 · Pressure Regulator/Outflow Valve
- Part
- Outflow Valve
- Condition
- Malfunctioned
- 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.