What was found
DURING ROUTINE MAINTENANCE, THE EPSU BATTERY CAPACITY CHECK AT FIN 13 WL, 14 WL, 15 WL, FAILED. R & R EMERGENCY LIGHT BATTERIES AT FIN 13WL, 14WL, 15WL AS PER AMM 33-51-38. PERFORMED OPS CHECK. OPS CHECK PASSED.
- Difficulty date
- January 17, 2017
- Submitted
- January 18, 2017
- Operation
- Air carrier
- Aircraft
- N905JB
- Make and model
- Airbus A321231
- Aircraft serial
- 5854
- Aircraft time
- 10,992 hours, 3,426 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 321431
- Part serial
- 765597
- Condition
- Failed
- Location
- Cabin
- Part time
- 10,992 hours, 3,426 cycles
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.