What was found
EPSU BATTERY, AFT LEFT 13WL FAILED AN EMERGENCY LIGHTS OPS TEST. REMOVED AND REPLACED THE BATTERY 13WL IAW AMM 33-51-38-4 00-008A. ACCOMPLISHED AN OPERATIONAL TEST OF THE EMERGENCY LIGHTS IAW AMM 33-51-00-710-001A, TESTED OK.
- Difficulty date
- May 24, 2018
- Submitted
- June 5, 2018
- Operation
- Air carrier
- Aircraft
- N813UA
- Make and model
- Airbus A319131
- Aircraft serial
- 858
- Aircraft time
- 64,318 hours, 26,842 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- AD321431
- Condition
- Discharged
- 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.