What was found
AIRCRAFT WAS NOT GROUNDED: EMERGENCY POWER SUPPLY UNIT TEST FAILS BATTERY AT 15WL. REPLACED BATTERY AT 15WL PER AMM 33-51-38.
- Difficulty date
- August 18, 2020
- Submitted
- August 19, 2020
- Operation
- Air carrier
- Aircraft
- N929AA
- Make and model
- Airbus A321231
- Aircraft serial
- 7525
- Aircraft time
- 11,162 hours, 4,297 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 321431
- Condition
- Inoperative
- Location
- Emergency Lights
- 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.