What was found
LP 145547 ITEMS 2 & 3 UPON AIRCRAFT INSPECTION THE EMERGENCY POWER SUPPLY UNITS 11WL & 12WL (EPSU BATTERIES) FAILED TO TEST CORRECTIVE ACTION: REMOVED AND REPLACED EPSU BATTERIES 11WL & 12WL -TEST OK REF AMM 33-51-38-04 CONF 00
- Difficulty date
- February 26, 2021
- Submitted
- March 1, 2021
- Operation
- Air carrier
- Aircraft
- N303FR
- Make and model
- Airbus A320251N
- Aircraft serial
- 07249
- Aircraft time
- 14,495 hours, 6,041 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 321431
- Condition
- Discharged
- Location
- Zone 200
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.