What was found
AIRCRAFT WAS NOT GROUNDED: BATTERY OF THE EMERGENCY POWER SUPPLY UNIT 12WL FAILED BUILT IN TEST EQUIPMENT TEST IN REFERENCE WITH JOB CARD 26L00005005. R & R 12WL EMERGENCY POWER SUPPLY UNIT BATTERY PER AMM 33-51-38.
- Difficulty date
- January 31, 2021
- Submitted
- February 1, 2021
- Operation
- Air carrier
- Aircraft
- N167AN
- Make and model
- Airbus A321231
- Aircraft serial
- 7013
- Aircraft time
- 13,346 hours, 5,179 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 32146210
- 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.