What was found
CABIN EMERGENCY LIGHTING, TEST SHOWS FAULT OF EPSU(13WL)AFT L / T/S PER TSM 33-51-00-810-857-A.CONFIRMED FAULT OF EPSU FIN 13WL. R/R EPSU BATTERY PER AMM 33-51-38. OPS CHK GOOD"
- Difficulty date
- July 22, 2020
- Submitted
- July 24, 2020
- Operation
- Air carrier
- Aircraft
- N322NV
- Make and model
- Airbus A319111
- Aircraft serial
- 2528
- Aircraft time
- 41,936 hours, 29,416 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Epsu
- Part number
- 321431
- Part serial
- 845532
- 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.