What was found
FLT 391, BOS-TPA. EPSU BATTERY 11WL FAILS EMERG LIGHT SYSTEM TEST; R & R BATTERY AT EPSU 11WL IAW AMM 33-51-38, SYSTEM OPS CHECKS GOOD.
- Difficulty date
- February 25, 2019
- Submitted
- March 1, 2019
- Operation
- Air carrier
- Aircraft
- N621JB
- Make and model
- Airbus A320232
- Aircraft serial
- 2491
- Aircraft time
- 54,641 hours, 19,373 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 321431
- Part serial
- 781921
- Condition
- Failed
- Location
- Cabin
- Part time
- 10,215 hours, 3,872 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.