What was found
10WL,11WL,13WL EPSU FAILED EMERGENCY LIGHT TEST. BOTH BATTERIES FAULT / REMOVED AND REPLACED EPSU BATTERIES (10WL,11WL, 13WL) IAW AMM 33-51-38-000-001A AND 33-51-38-400-001A OPS CHECK GOOD"
- Difficulty date
- July 11, 2023
- Submitted
- July 12, 2023
- Operation
- Air carrier
- Aircraft
- N292NV
- Make and model
- Airbus A320214
- Aircraft serial
- 4891
- Aircraft time
- 30,998 hours, 18,528 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Epsu
- Part number
- 321431
- Part serial
- 871608
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.