What was found
ACFT WAS ON SCHEDULED MAINTENANCE REFERENCE LP477859 #2 EPSU 16WL TEST FAIL BATTERY FAULT. REMOVED AND REPLACED EPSU BATTERY AT 16WL REF AMM 33-51-38-400-002-A. A/C OK FOR SERVICE.
- Difficulty date
- May 10, 2026
- Submitted
- May 10, 2026
- Operation
- Air carrier
- Aircraft
- N606FR
- Make and model
- Airbus A321271NX
- Aircraft serial
- 11203
- Aircraft time
- 9,727 hours, 4,272 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 321431
- Condition
- Failed
- 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.