What was found
EPSU BATTERY 12WL AND 13WL BATTERY FAILS CAPACITY CHECK. REMOVED AND REPLACED 12WL & 13WL ESPU BATTERIES, IAW A320 AMM 33- 51-38-000-002-A AND 33-51-38-400-002-A. OPERATIONS CHECK GOOD, IAW A320 AMM 33-51-00-710-001-A.
- Difficulty date
- October 27, 2020
- Submitted
- October 29, 2020
- Operation
- Air carrier
- Aircraft
- N456UA
- Make and model
- Airbus A320232
- Aircraft serial
- 1128
- Aircraft time
- 67,269 hours, 26,569 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- AO321431
- 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.