What was found
AIRCRAFT IN BASE MAINTENANCE: EMERGENCY POWER SUPPLY UNIT 14WL INOPERATIVE. REPLACED EMERGENCY POWER SUPPLY UNIT 14WL AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 33-51-38.
- Difficulty date
- July 9, 2025
- Submitted
- July 10, 2025
- Operation
- Air carrier
- Aircraft
- N181UW
- Make and model
- Airbus A321211
- Aircraft serial
- 1531
- Aircraft time
- 77,814 hours, 30,049 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 32145510
- Part serial
- 2298
- Condition
- No Test
- Location
- Zone 200
- Part time
- 75,332 hours, 29,379 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.