What was found
DURING CABIN EMERGENCY LIGHTING OPS TEST, FOUND RT EPSU BATTERY FAULTED. REMOVED & REPLACED RT EPSU IAW AMM 31-51-38. OPS TESTED GOOD.
- Difficulty date
- December 21, 2025
- Submitted
- December 23, 2025
- Operation
- Air carrier
- Aircraft
- N807UA
- Make and model
- Airbus A319131
- Aircraft serial
- 798
- Aircraft time
- 81,558 hours, 35,581 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- AD321331
- Condition
- No Test
- Location
- Zone 200
- 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.