What was found
DURING EPSU TEST DOOR 4 17WL FAILED. REPLACED 17WL EMERGENCY POWER SUPPLY UNIT.
- Difficulty date
- October 9, 2018
- Submitted
- October 10, 2018
- Operation
- Air carrier
- Aircraft
- N805NW
- Make and model
- Airbus A330323
- Aircraft serial
- 0552
- Aircraft time
- 68,102 hours, 8,828 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Epsu
- Condition
- Failed
- Location
- Cabin
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.