What was found
(AIRCRAFT NOT GROUNDED) EPSU FAILS TO SELF TEST VIA MCDU SYS TEST. REPLACED THE EPSU IAW AMM 33-51-38-400-001-A. "
- Difficulty date
- May 26, 2026
- Submitted
- May 28, 2026
- Operation
- Air carrier
- Aircraft
- N203NV
- Make and model
- Airbus A320214
- Aircraft serial
- 5384
- Aircraft time
- 31,451 hours, 18,376 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Epsu
- Part number
- 321431
- Part serial
- 945196
- Condition
- No Test
- 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.