What was found
AIRCRAFT IN BASE MAINTENANCE: EMERGENCY POWER SUPPLY UNIT 10WL BATTERY FAILS TEST. REPLACED BATTERY PER AMM 33-51-38-400-002-A AND AMM 33-51-00-710-001-A.
- Difficulty date
- October 7, 2021
- Submitted
- October 8, 2021
- Operation
- Air carrier
- Aircraft
- N188US
- Make and model
- Airbus A321211
- Aircraft serial
- 1724
- Aircraft time
- 63,988 hours, 24,159 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Condition
- Failed
- Location
- Zone 200 - Fuse
- 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.