What was found
AIRCRAFT WAS GROUNDED: CAUTION CHECK DOOR PRESSURE 4L ON CIDS PANEL. MAINTENANCE SERVICED THE 4L DOOR DAMPER AND EMERGENCY OPERATION CYLINDER PER AMM 52-10-00.
- Difficulty date
- February 24, 2026
- Submitted
- February 27, 2026
- Operation
- Air carrier
- Aircraft
- N557UW
- Make and model
- Airbus A321231
- Aircraft serial
- 5269
- Aircraft time
- 42,629 hours, 17,553 cycles
- System (JASC)
- 5270 · Door Warning System
- Part
- Bottle
- Condition
- Low Pressure
- Location
- Zone 800
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.