What was found
AIRCRAFT WAS NOT GROUNDED: DURING THE EMERGENCY LIGHT TEST ROWS 3,7,15,20,24 AND 26 DID NOTILLUMINATE. TS IAW TSM 33-51-00-810-812-A. FOUND FAULTY EPSU 11WL. MAINTENANCE REPLACED EPSU 11WL IAW AMM 33-51-38.
- Difficulty date
- July 19, 2025
- Submitted
- July 21, 2025
- Operation
- Air carrier
- Aircraft
- N109UW
- Make and model
- Airbus A320214
- Aircraft serial
- 1065
- Aircraft time
- 72,925 hours, 37,014 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.