What was found
AIRCRAFT WAS NOT GROUNDED. EMERGENCY POWER SUPPLY UNIT SYSTEM TEST FAILED BATTERY 14WL. REPLACED BATTERY (14WL) PER AMM 33-51-38. ACCOMPLISHED SATISFACTORY OPERATIONAL CHECK.
- Difficulty date
- August 5, 2017
- Submitted
- August 10, 2017
- Operation
- Air carrier
- Aircraft
- N143AN
- Make and model
- Airbus A321231
- Aircraft serial
- 6745
- Aircraft time
- 6,884 hours, 2,564 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 321430
- Part serial
- 779680
- Condition
- Discharged
- Location
- Cabin
- 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.