What was found
AIRCRAFT WAS NOT GROUNDED: OPERATIONAL TEST OF EMERGENCY LIGHTS FAILED BATTERY 11WL DISPLAYED ON MCDU. MAINTENANCE REPLACED BATTERY OF EPSU PER AMM 33-51-38.
- Difficulty date
- June 17, 2019
- Submitted
- June 18, 2019
- Operation
- Air carrier
- Aircraft
- N157AA
- Make and model
- Airbus A321231
- Aircraft serial
- 6998
- Aircraft time
- 10,240 hours, 3,897 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Condition
- No Test
- 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.