What was found
CIDS 1 EPSU SYSTEM TEST SHOWS CLASS 1 BAT/EPSU(12WL) EXT R. REPLACED EPSU (12WL) BATTERY, IAW AMM 33-51-38-000-002-A AND AMM 33-51-38-400-002-A. IN-UNIT TEST PASSED, BITE TEST SHOWS NO FAULTS.
- Difficulty date
- July 12, 2026
- Submitted
- July 14, 2026
- Operation
- Air carrier
- Aircraft
- N24526
- Make and model
- Airbus A321271NX
- Aircraft serial
- 12131
- Aircraft time
- 5,047 hours, 1,877 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- AD321431
- Condition
- Inoperative
- 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.