As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: WHILE ACCOMPLISHING WORK CARD 26L00025012 (REPLACEMENT OF EMERGENCY EXIT DOOR ESCAPE SLIDE ENCLOSURE) OPERATIONAL CHECK OF THE EPSU BY BITE CHECKA AND DID NOT PASS, FOUND CODE BAT/EPSU (10WL) FWD L. REMOVED AND REPLACED EMERGENCY POWER SUPPLY EPSU (AALA202409236070) AND BATTERY (AALA202409235019) EMERGENCY LIGHT AT 10WL.