What was found
"DURING EPSU SYSTEM TEST EPSU BATT IN FINS 12WL AND 13WL FAILED.
- Difficulty date
- January 14, 2023
- Submitted
- January 16, 2023
- Operation
- Air carrier
- Aircraft
- N930NK
- Make and model
- Airbus A320271N
- Aircraft serial
- 9483
- Aircraft time
- 8,320 hours, 3,432 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 32146210
- Condition
- No Test
- Location
- Emergency Lights
- Part time
- 8,321 hours, 3,432 cycles
- 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.