What was found
OPS TEST OF THE EMERGENCY LIGHTS, ON STEP G SYSTEM TEST FAILED. RECEIVED MESSAGE BAT/EPSU 15WL MID.L. REPLACED THE BATTERY PACK IAW MM 33-51-38. OPS CHECKED NORMAL. AIRCRAFT OK FOR SERVICE.
- Difficulty date
- August 21, 2018
- Submitted
- August 23, 2018
- Operation
- Air carrier
- Aircraft
- N101NN
- Make and model
- Airbus A321231
- Aircraft serial
- 5834
- Aircraft time
- 16,290 hours, 3,354 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- BAT0000
- Part serial
- 783162
- Condition
- Inoperative
- Location
- Emergency Lights
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- L, J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.