What was found
DURING EMERGENCY LIGHT REST EPSU 14WL FAILED. EPSU SHOWS UNIT FAULT WONT RESET. R/R EPSU 14WL PER A321 AMM 33- 51 TEST OK. (LP# 5779584)
- Difficulty date
- April 29, 2021
- Submitted
- April 29, 2021
- Operation
- Air carrier
- Aircraft
- N314DN
- Make and model
- Airbus A321211
- Aircraft serial
- 7281
- Aircraft time
- 12,156 hours, 5,978 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Condition
- Failed
- Location
- Emergency Lights
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.