What was found
AIRCRAFT IN BASE MAINTENANCE: EPSU (12WL) FAILS OPERATIONAL TEST. MAINTENANCE REPLACED THE BATTERY OF THE EMERGENCY PWR SUPPLY (12WL) PERFORMED POST FUNCTIONAL TEST PER AMM 33-51-38-000-002-A AND 33-51-38-400-002-A.
- Difficulty date
- April 10, 2026
- Submitted
- April 13, 2026
- Operation
- Air carrier
- Aircraft
- N8027D
- Make and model
- Airbus A319115
- Aircraft serial
- 6437
- Aircraft time
- 30,250 hours, 14,375 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Condition
- Inoperative
- 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.