What was found
AIRCRAFT WAS NOT GROUNDED: CABIN INTERCOMMUNICATION DATA SYSTEM 1 TEST EMERGENCY POWER SUPPLY UNIT FAULTS BATTERY AT 10WL. REMOVED AND REPLACED CABIN INTERCOMMUNICATION DATA SYSTEM BATTERY AT 10WL PER AMM 33-51-38.
- Difficulty date
- February 19, 2021
- Submitted
- February 22, 2021
- Operation
- Air carrier
- Aircraft
- N902AA
- Make and model
- Airbus A321231
- Aircraft serial
- 7519
- Aircraft time
- 11,559 hours, 4,423 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Condition
- Faulted
- Location
- Emergency Lights
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.