What was found
AIRCRAFT 5034, WHEN TESTING EMERGENCY LIGHTS MULTIPLE INTERIOR AISLE LIGHTS INOP (ESCAPE PATH LIGHTING). REPLACED EPSU (17WL) AND BATTERY PACK. ALL LIGHTS TEST GOOD (ESCAPE PATH). (LP 7341335)
- Difficulty date
- July 22, 2025
- Submitted
- July 23, 2025
- Operation
- Air carrier
- Aircraft
- N534DT
- Make and model
- Airbus A321271NX
- Aircraft serial
- 11357
- Aircraft time
- 9,456 hours, 2,321 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Condition
- Faulted
- Location
- Zone 200
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.