What was found
AIRCRAFT WAS IN BASE MAINTENANCE: INOPERATIVE EMERGENCY POWER SUPPLY UNIT (12WL) IN PASSENGER CABIN. REPLACED EMERGENCY POWER SUPPLY UNIT (12WL) PER AMM 33-51-38-000-001-A
- Difficulty date
- May 31, 2024
- Submitted
- June 3, 2024
- Operation
- Air carrier
- Aircraft
- N919US
- Make and model
- Airbus A321231
- Aircraft serial
- 6479
- Aircraft time
- 29,177 hours, 12,001 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 2146210
- Part serial
- 147018
- Condition
- Inoperative
- Location
- Emergency Lights
- Part time
- 29,176 hours, 12,001 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.