What was found
(AIRCRAFT NOT GROUNDED) DURING WEEKLY FOUND EPSU (11WL) EMER L MESSAGE. REMOVED AND REPLACED EPSU BATTERY WITH REPAIRED BATTERY IAW AMM 33-51-38-000/400-002-A. OPS CHECK GOOD
- Difficulty date
- May 3, 2026
- Submitted
- May 4, 2026
- Operation
- Air carrier
- Aircraft
- N254NV
- Make and model
- Airbus A320214
- Aircraft serial
- 7913
- Aircraft time
- 20,389 hours, 10,499 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Epsu
- Part number
- 321431
- Part serial
- 937471
- Condition
- Failed
- 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.