What was found
RT EPSU BATTERY FAULT, FOUND ON EMERGENCY LIGHT OPS CHK. REMOVED AND REPLACED RIGHT CABIN EMERGENCY POWER SUPPLY UNIT BATTERY IAW AMM 33-51-38/401. OPS CHKD GOOD.
- Difficulty date
- August 21, 2026
- Submitted
- August 24, 2026
- Operation
- Air carrier
- Aircraft
- N821UA
- Make and model
- Airbus A319131
- Aircraft serial
- 944
- Aircraft time
- 83,007 hours, 36,539 cycles
- Engine
- Iae V2522A5
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Condition
- Faulted
- Location
- Zone 200
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.