What was found
AIRCRAFT WAS UNDERGOING HEAVY SERVICE CHECK DURING RON MAINTENANCE, ITEM #3 BATT/EPSU (11WL) EMER L FAULT. R&R EPSU BATTERY 11WL REF AMM 33-51-38-400-001-A/AMM 33-51-38-400-001 TEST OK.
- Difficulty date
- August 26, 2025
- Submitted
- August 26, 2025
- Operation
- Air carrier
- Aircraft
- N347FR
- Make and model
- Airbus A320251N
- Aircraft serial
- 08811
- Aircraft time
- 20,448 hours, 9,386 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 321431
- Part serial
- 922829
- 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.