What was found
AIRCRAFT WAS NOT GROUNDED: L1 DOOR ASSIST BOTTLE FOUND DISCHARGED. REPLACED L1 DOOR DIAPHRAGM IN THE PERCUSSION MECHANISM OF THE DOOR DAMPER AND EMERGENCY OPERATION CYLINDER PER AMM 52-10-00-610-001-A.
- Difficulty date
- August 30, 2025
- Submitted
- August 31, 2025
- Operation
- Air carrier
- Aircraft
- N538UW
- Make and model
- Airbus A321231
- Aircraft serial
- 4050
- Aircraft time
- 49,092 hours, 19,886 cycles
- System (JASC)
- 5210 · Passenger/Crew Doors
- Part
- Diaphragm
- Part number
- FE240221001
- Condition
- Ruptured
- Location
- Zone 800
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.