What was found
AIRCRAFT NOT GROUNDED. EMERGENCY POWER SUPPLY UNIT 15WL MIDDLE LEFT FAILED TEST. REMOVED AND REPLACED EPSU BATTERY IAW AMM 33-50-00. OPERATIONAL CHECK GOOD.
- Difficulty date
- January 14, 2017
- Submitted
- January 18, 2017
- Operation
- Air carrier
- Aircraft
- N114NN
- Make and model
- Airbus A321231
- Aircraft serial
- 6046
- Aircraft time
- 10,144 hours, 2,039 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 321431
- Part serial
- 772789
- Condition
- Discharged
- 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.