What was found
FWD LT EMERGENCY POWER SUPPLY UNIT BATTERY FOUND FAULTY DURING EMERGENCY LIGHT TEST. REPLACED EMERGENCY LIGHT BATTERY PER AMM 33-51-38, OPERATIONAL TEST GOOD, OK FOR SERVICE.
- Difficulty date
- January 27, 2018
- Submitted
- January 28, 2018
- Operation
- Air carrier
- Aircraft
- N891UA
- Make and model
- Airbus A319132
- Aircraft serial
- 2901
- Aircraft time
- 33,394 hours, 18,019 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Condition
- Faulty
- 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.