What was found
AIRCRAFT WAS NOT GROUNDED: 4L DOOR NOT SHOWING SLIDE ARMED WHEN LEVER IN ARM POSITION.ALL OTHER INDICATIONS NORMAL UNTIL ENCOUNTERED TURBULENCE IN FLIGHT. REMOVED AND REPLACED PROX SENSOR 7WN1.
- Difficulty date
- September 13, 2024
- Submitted
- September 16, 2024
- Operation
- Air carrier
- Aircraft
- N558UW
- Make and model
- Airbus A321231
- Aircraft serial
- 5282
- Aircraft time
- 36,634 hours, 15,143 cycles
- System (JASC)
- 5270 · Door Warning System
- Part
- Proximity Sensor
- Condition
- Defective
- Location
- Zone 800
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.