What was found
DURING HEAVY MAINTENANCE: EPSU 10WL FAILED OPS CHECK; REF STS NR W003804 N0277 - R & R EPSU BATTERY 10WL IAW AIRBUS AMM 33-51-000-002-A/400-001-A. OPS CKS GOOD IAW AMM 33-51-00-710-001A & 23-73-00-740-005.
- Difficulty date
- April 27, 2025
- Submitted
- April 29, 2025
- Operation
- Air carrier
- Aircraft
- N982JB
- Make and model
- Airbus A321231
- Aircraft serial
- 07815
- Aircraft time
- 32,204 hours, 8,595 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- 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.