What was found
DURING AN EMERGENCY LIGHTS TEST. EPSU BATTERY FWD FAILED. REPLACED THE EPSU 10WL BATTERY. EMERGENCY LIGHTS SYS TESTED GOOD.
- Difficulty date
- August 8, 2018
- Submitted
- August 13, 2018
- Operation
- Air carrier
- Aircraft
- N531JL
- Make and model
- Airbus A320232
- Aircraft serial
- 1650
- Aircraft time
- 58,201 hours, 22,166 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- 321431
- Part serial
- 787893
- Condition
- Failed
- Location
- Emergency Lights
- Part time
- 6,971 hours, 2,683 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.