What was found
L4 DOOR DAMPER AND EMERGENCY OPERATION CYLINDER CAN'T HOLD THE PRESSURE. CORRECTIVE ACTION: REPLACED DIAPRAGM AND SERVICED PER A330 AMM 52-15. (8648370) AIRCRAFT WAS GROUNDED.
- Difficulty date
- May 23, 2026
- Submitted
- May 26, 2026
- Operation
- Air carrier
- Aircraft
- N804NW
- Make and model
- Airbus A330323
- Aircraft serial
- 0549
- Aircraft time
- 98,239 hours, 12,921 cycles
- System (JASC)
- 5210 · Passenger/Crew Doors
- Part
- Diaphragm
- Condition
- Leaking
- 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.