What was found
EMERGENCY LIGHT OP TEST FAILS FOR "AFT L EPSU BATT".
- Difficulty date
- January 28, 2019
- Submitted
- January 28, 2019
- Operation
- Air carrier
- Aircraft
- N433UA
- Make and model
- Airbus A320232
- Aircraft serial
- 589
- Aircraft time
- 75,214 hours, 29,134 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 321431
- Condition
- Failed
- Location
- Cabin
- 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.