What was found
AIRCRAFT WAS GROUNDED: DURING EMERGENCY LIGHT TEST ON PS CHECK, CIDS FAULTED EMERGENCY POWER SUPPLY UNIT 13WL, AFT LEFT BATTERY PACK. REPLACED BATTERY PACK PER AMM 33-51-38.
- Difficulty date
- May 27, 2019
- Submitted
- May 29, 2019
- Operation
- Air carrier
- Aircraft
- N931AM
- Make and model
- Airbus A321231
- Aircraft serial
- 7541
- Aircraft time
- 7,590 hours, 2,903 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Condition
- Faulted
- 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.