What was found
AIRCRAFT WAS NOT GROUNDED: EMERGENCY POWER SUPPLY UNIT 14WL FAILED SYSTEM TEST. MAINTENANCE CLEANED CONNECTOR ON EMERGENCY POWER SUPPLY UNIT 14WL AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK.
- Difficulty date
- August 12, 2024
- Submitted
- August 13, 2024
- Operation
- Air carrier
- Aircraft
- N539UW
- Make and model
- Airbus A321231
- Aircraft serial
- 4082
- Aircraft time
- 45,788 hours, 18,315 cycles
- System (JASC)
- 3397 · Light System Wiring
- Part
- Connector
- Condition
- Dirty
- 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.