As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: 10WL EMERGENCY POWER SUPPLY UNIT NEEDS REPLACEMENT. TO BE REPLACED PER CARD NUMBER 26C00033004 DUE BELOW REQUIRED VOLTAGE ON CHECK. **SUPPLEMENTAL REPORT FOR AALA202201041209: REMOVED AND REPLACED 10WL EMERGENCY POWER SUPPLY UNIT BATTERY PER JOB CARD 26C00033004.** (CLOSED)