What was found
DONT PASS TEST EPSU, EMERGENCY POWER SUPPLY UNIT 16WL -UNIT FAULT- LED COMES ON DURING TEST IN PASSENGER CABIN (1 EA). REPLACED EPSU-EMERGENCY POWER SUPPLY UNIT 16WL IN PASSENGER CABIN (1 EA).
- Difficulty date
- January 16, 2023
- Submitted
- January 17, 2023
- Operation
- Air carrier
- Aircraft
- N826NW
- Make and model
- Airbus A330302
- Aircraft serial
- 1701
- Aircraft time
- 29,788 hours, 3,825 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Condition
- No Test
- Location
- Emergency Lights
- 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.