What was found
DURING HEAVY MAINTENANCE, EPSU 12WL FAILED A FUNCTIONAL CHECK. R & R THE BATTERY PACK IAW AMM 33-51-38-000-002-A. OPS CHECKED GOOD IAW 33-51-00-710-004-A.
- Difficulty date
- June 1, 2017
- Submitted
- June 5, 2017
- Operation
- Air carrier
- Aircraft
- N905JB
- Make and model
- Airbus A321231
- Aircraft serial
- 5854
- Aircraft time
- 12,403 hours, 3,918 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 321431
- Part serial
- 76593
- Condition
- No Test
- Location
- Emergency Lights
- Part time
- 12,411 hours, 3,918 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.