What was found
ACFT WAS GROUNDED. WHILE PERFORMING EPSU TEST, BATTERY/EPSU 10WL FWD L FLAGGED. AIRCRAFT REMOVED FROM SERVICE. R & R EPSU BATTERY 10WL IAW AMM 33-51-38-400-002-A, OPS CHECK GOOD. ACFT OK FOR SERVICE.
- Difficulty date
- December 8, 2025
- Submitted
- December 9, 2025
- Operation
- Air carrier
- Aircraft
- N396FR
- Make and model
- Airbus A320251N
- Aircraft serial
- 11155
- Aircraft time
- 9,908 hours, 4,386 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- 321431
- Part serial
- 799584
- 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.