What was found
DURING MAINTENANCE, IT WAS DISCOVERED THAT THE EMERGENCY BATTERY CAPACITY CHECK FWD LT 10WL EPSU BATTERY FAILED, R & R 10WL, FWD LT EPSU BATTERY IAW MM 33-51-38. OPS CHECK OK.
- Difficulty date
- April 10, 2016
- Submitted
- April 11, 2016
- Operation
- Air carrier
- Aircraft
- N923JB
- Make and model
- Airbus A321231
- Aircraft serial
- 5960
- Aircraft time
- 8,163 hours, 1,567 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- 321431
- Part serial
- 766501
- Condition
- No Test
- Location
- Emergency Lights
- Part time
- 8,168 hours, 1,568 cycles
- 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.