What was found
EPSU BATTERY EMERGENCY LIGHT FAILED. EPSU BATTERY WAS REPLACED IAW AMM 33-51-38-000-002-A0, & 33-51-38-400-002-A0.
- Difficulty date
- December 23, 2025
- Submitted
- December 24, 2025
- Operation
- Air carrier
- Aircraft
- N848UA
- Make and model
- Airbus A319131
- Aircraft serial
- 1647
- Aircraft time
- 71,977 hours, 32,641 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- AD321431
- 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.