What was found
AIRCRAFT IN BASE MAINTENANCE: EMERGENCY POWER SUPPLY UNIT 12WL FAULT DISPLAYED DURING EMERGENCY LIGHTING TEST. REPLACED EMERGENCY POWER SUPPLY UNIT 12WL (AALA202305029957) AND BATTERY (AALA202305027906) PER AMM 33-51-38
- Difficulty date
- May 2, 2023
- Submitted
- May 2, 2023
- Operation
- Air carrier
- Aircraft
- N746UW
- Make and model
- Airbus A319112
- Aircraft serial
- 1297
- Aircraft time
- 58,216 hours, 36,457 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- AD321431
- Condition
- No Test
- Location
- Zone 200 - Fuse
- 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.