What was found
AIRCRAFT IN BASE MAINTENANCE: BATTERY FOR EMERGENCY POWER SUPPLY UNIT 12WL INOPERATIVE. REPLACED BATTERY PER AMM 33-51-38.
- Difficulty date
- March 8, 2026
- Submitted
- March 9, 2026
- Operation
- Air carrier
- Aircraft
- N107NN
- Make and model
- Airbus A321231
- Aircraft serial
- 5938
- Aircraft time
- 42,409 hours, 8,511 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- AD321431
- Condition
- No Test
- 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.