What was found
AIRCRAFT WAS NOT GROUNDED. WHILE PERFORMING ESPU SYS TEST, ESPU 10WL FWD FAILED. REPLACED EPSU BATTERY 10WL FWD PER AMM 33-51-38.
- Difficulty date
- July 8, 2018
- Submitted
- July 11, 2018
- Operation
- Air carrier
- Aircraft
- N930AU
- Make and model
- Airbus A321231
- Aircraft serial
- 7539
- Aircraft time
- 4,778 hours, 1,788 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 321430
- Part serial
- 795171
- Condition
- Failed
- Location
- Cabin
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.