What was found
DURING SVC CHECK FOUND EPSU (12WL) BATTERY FAULT.-REMOVED AND REPLACED EPSU BATTERY (12WL). OPS CHECK GOOD. IAW AMM 33-51-33. A/C GOOD TO CONTINUE SVC.
- Difficulty date
- March 3, 2025
- Submitted
- March 4, 2025
- Operation
- Air carrier
- Aircraft
- N668NK
- Make and model
- Airbus A321231
- Aircraft serial
- 7135
- Aircraft time
- 29,706 hours, 13,216 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Epsu
- Part number
- 321431
- Part serial
- 833749
- Condition
- No Test
- Location
- Zone 200
- Part time
- 10,189 hours, 4,783 cycles
- 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.