What was found
AIRCRAFT WAS GROUNDED: EMERGENCY POWER SUPPLY UNIT 13WL FAULT DISPLAYED DURING SYSTEM TEST. MAINTENANCE REPLACED EMERGENCY POWER SUPPLY UNIT 13WL BATTERY AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 33-51-38.
- Difficulty date
- November 11, 2022
- Submitted
- November 15, 2022
- Operation
- Air carrier
- Aircraft
- N9015D
- Make and model
- Airbus A319115
- Aircraft serial
- 5327
- Aircraft time
- 24,756 hours, 11,467 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 321431
- Condition
- No Test
- 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.