What was found
AIRCRAFT WAS NOT GROUNDED: AFT LEFT EMERGENCY POWER SUPPLY UNIT BATTERY EXPERIENCED A FAULT DURING TESTING. REMOVED AND REPLACED EMERGENCY POWER SUPPLY UNIT BATTERY AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK.
- Difficulty date
- September 18, 2023
- Submitted
- September 21, 2023
- Operation
- Air carrier
- Aircraft
- N136AN
- Make and model
- Airbus A320*
- Aircraft serial
- 6532
- Aircraft time
- 24,866 hours, 9,774 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 321431
- Condition
- No Test
- Location
- Zone 200 - Fuse
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.