What was found
AIRCRAFT WAS NOT GROUNDED: DURING PS CHECK FOUND BATTERY FAULT LIGHT AT FIN 11WL (AALA202201107939) AND 12WL WHILE PERFORMING EMERGENCY POWER SUPPLY UNIT SYSTEM TEST.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS NOT GROUNDED: DURING PS CHECK FOUND BATTERY FAULT LIGHT AT FIN 11WL (AALA202201107939) AND 12WL WHILE PERFORMING EMERGENCY POWER SUPPLY UNIT SYSTEM TEST.