What was found
DURING A PS2 CHECK, CIDS SYSTEM CHECK, EMERGENCY POWER SUPPY UNIT AT 12WL, FAULTED. MAINTENANCE REPLACED THE BATTERY PACK IAW AMM 23-51-38. ACCOMPLISHED SATISFACTORY OPS CHECK.
- Difficulty date
- May 6, 2017
- Submitted
- May 8, 2017
- Operation
- Air carrier
- Aircraft
- N102NN
- Make and model
- Airbus A321231
- Aircraft serial
- 5860
- Aircraft time
- 12,448 hours, 2,507 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- 321430
- 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.