What was found
DURING EPSU BITE CHECK 13WL EPSU UNIT FAULT.-R/R EPSU
- Difficulty date
- March 12, 2025
- Submitted
- April 22, 2025
- Operation
- Air carrier
- Aircraft
- N668NK
- Make and model
- Airbus A321231
- Aircraft serial
- 7135
- Aircraft time
- 29,801 hours, 13,257 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Epsu
- Part number
- 32146210
- Part serial
- 152157
- Condition
- Faulted
- Location
- Zone 200
- Part time
- 29,802 hours, 13,257 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.