What was found
DURING AN EMERGENCY LIGHTS TEST, RECIEVED A FAULT CODE FOR THE EXIT SIGNS EPSU 14WL. REMOVED AND REPLACED THE BATTERY PACK.
- Difficulty date
- November 5, 2017
- Submitted
- November 7, 2017
- Operation
- Air carrier
- Aircraft
- N970UY
- Make and model
- Airbus A321231
- Aircraft serial
- 3924
- Aircraft time
- 30,909 hours, 10,832 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- 321431
- Condition
- Discharged
- 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.