What was found
AIRCRAFT WAS NOT GROUNDED: EMERGENCY POWER SUPPLY UNIT 13WL INOPERATIVE. REMOVED AND REPLACED EMERGENCY POWER SUPPLY UNIT 13WL BATTERY PER AMM 33-51-38.
- Difficulty date
- November 11, 2021
- Submitted
- November 12, 2021
- Operation
- Air carrier
- Aircraft
- N165NN
- Make and model
- Airbus A321231
- Aircraft serial
- 6956
- Aircraft time
- 16,430 hours, 6,338 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Condition
- Inoperative
- Location
- Zone 200 - Fuse
- 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.