What was found
FAILED EMERGENCY LIGHT TEST. DISPLAYED FAULTED POWER SUPPPLY IAW TSM 33-51-00-810-806-A, SUSPECT EPSU 12WL. REPLACED THE BATTERY PACK IAW AMM 33-51-00. EMERGENCY LIGHT TESTED OK.
- Difficulty date
- March 28, 2018
- Submitted
- March 28, 2018
- Operation
- Air carrier
- Aircraft
- N439UA
- Make and model
- Airbus A320232
- Aircraft serial
- 683
- Aircraft time
- 68,397 hours, 27,077 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Condition
- No Test
- Location
- Emergency Lights
- 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.