What was found
AIRCRAFT WAS NOT GROUNDED: DOOR #4 SHOWS CHECK DOOR PRESSURE. MAINTENANCE SERVICED THE R4 DOOR DAMPER AND EMERGENCY OPERATION CYLINDER PER AMM 52-22-00.
- Difficulty date
- January 26, 2026
- Submitted
- January 27, 2026
- Operation
- Air carrier
- Aircraft
- N558UW
- Make and model
- Airbus A321231
- Aircraft serial
- 5282
- Aircraft time
- 40,892 hours, 17,013 cycles
- System (JASC)
- 5270 · Door Warning System
- Part
- Cylinder
- Condition
- Low Pressure
- Location
- Zone 800 - Doors
- Stage of operation
- NR
- How discovered
- V
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.