What was found
AIRCRAFT WAS NOT GROUNDED: EMERGENCY POWER SUPPLY UNIT 14WL INOPERATIVE. MAINTENANCE REPLACED EMERGENCY POWER SUPPLY UNIT 14WL AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 33-51-00.
- Difficulty date
- January 4, 2023
- Submitted
- January 6, 2023
- Operation
- Air carrier
- Aircraft
- N142AN
- Make and model
- Airbus A321231
- Aircraft serial
- 6711
- Aircraft time
- 22,511 hours, 8,698 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 32146210
- Part serial
- 149609
- Condition
- Inoperative
- Location
- Zone 200 - Fuse
- Part time
- 22,503 hours, 8,694 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.