What was found
DURING EMERGENCY POWER SUPPLY UNIT SYSTEM TEST, BATTERY 10WL FAULTED. REPLACED THE BATTERY IAW AMM 33-51-38.
- Difficulty date
- November 17, 2017
- Submitted
- November 21, 2017
- Operation
- Air carrier
- Aircraft
- N164NN
- Make and model
- Airbus A321231
- Aircraft serial
- 6909
- Aircraft time
- 4,613 hours, 1,739 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 321430
- Condition
- Faulted
- 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.